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1123001107 = 7197163061
BaseRepresentation
bin100001011101111…
…1010001100010011
32220021010100220121
41002323322030103
54244442013412
6303233451111
736554231464
oct10273721423
92807110817
101123001107
115269a5398
12274110a97
1314b8750c7
14a9208d6b
15688cb107
hex42efa313

1123001107 has 8 divisors (see below), whose sum is σ = 1150565472. Its totient is φ = 1095763200.

The previous prime is 1123001057. The next prime is 1123001129. The reversal of 1123001107 is 7011003211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123001107 - 215 = 1122968339 is a prime.

It is a super-2 number, since 2×11230011072 = 2522262972646450898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123001177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74644 + ... + 88417.

It is an arithmetic number, because the mean of its divisors is an integer number (143820684).

Almost surely, 21123001107 is an apocalyptic number.

1123001107 is a deficient number, since it is larger than the sum of its proper divisors (27564365).

1123001107 is an equidigital number, since it uses as much as digits as its factorization.

1123001107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163229.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 1123001107 is about 33511.2086770979. The cubic root of 1123001107 is about 1039.4255663433.

Adding to 1123001107 its reverse (7011003211), we get a palindrome (8134004318).

The spelling of 1123001107 in words is "one billion, one hundred twenty-three million, one thousand, one hundred seven".

Divisors: 1 71 97 6887 163061 11577331 15816917 1123001107