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1233120113 = 2335292361
BaseRepresentation
bin100100101111111…
…1110101101110001
310011221022222210022
41021133332231301
510011134320423
6322210013225
742362230241
oct11137765561
93157288708
101233120113
11583078435
122a4b77215
1316861c694
14b9ab1b21
15733cddc8
hex497feb71

1233120113 has 4 divisors (see below), whose sum is σ = 1238412708. Its totient is φ = 1227827520.

The previous prime is 1233120067. The next prime is 1233120167. The reversal of 1233120113 is 3110213321.

Adding to 1233120113 its reverse (3110213321), we get a palindrome (4343333434).

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 548355889 + 684764224 = 23417^2 + 26168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1233120113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233120091 and 1233120100.

It is not an unprimeable number, because it can be changed into a prime (1233120613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2645948 + ... + 2646413.

It is an arithmetic number, because the mean of its divisors is an integer number (309603177).

Almost surely, 21233120113 is an apocalyptic number.

It is an amenable number.

1233120113 is a deficient number, since it is larger than the sum of its proper divisors (5292595).

1233120113 is an equidigital number, since it uses as much as digits as its factorization.

1233120113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5292594.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1233120113 is about 35115.8100148637. The cubic root of 1233120113 is about 1072.3464716127.

The spelling of 1233120113 in words is "one billion, two hundred thirty-three million, one hundred twenty thousand, one hundred thirteen".

Divisors: 1 233 5292361 1233120113