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1105230413 = 7157890059
BaseRepresentation
bin100000111100000…
…0111101001001101
32212000200112002202
41001320013221031
54230414333123
6301400531245
736250206050
oct10170075115
92760615082
101105230413
11517967a71
1226a180b25
13147c925c1
14a6b00a97
156706aa28
hex41e07a4d

1105230413 has 4 divisors (see below), whose sum is σ = 1263120480. Its totient is φ = 947340348.

The previous prime is 1105230403. The next prime is 1105230487. The reversal of 1105230413 is 3140325011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3140325011 = 27311149881.

It is a cyclic number.

It is not a de Polignac number, because 1105230413 - 26 = 1105230349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105230403) 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, 78945023 + ... + 78945036.

It is an arithmetic number, because the mean of its divisors is an integer number (315780120).

Almost surely, 21105230413 is an apocalyptic number.

It is an amenable number.

1105230413 is a deficient number, since it is larger than the sum of its proper divisors (157890067).

1105230413 is an equidigital number, since it uses as much as digits as its factorization.

1105230413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157890066.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1105230413 is about 33245.0058354635. The cubic root of 1105230413 is about 1033.9136658198.

Adding to 1105230413 its reverse (3140325011), we get a palindrome (4245555424).

The spelling of 1105230413 in words is "one billion, one hundred five million, two hundred thirty thousand, four hundred thirteen".

Divisors: 1 7 157890059 1105230413