79775043 has 8 divisors (see below), whose sum is σ = 106431168. Its totient is φ = 53151144.

The previous prime is 79775039. The next prime is 79775089. The reversal of 79775043 is 34057797.

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

It is not a de Polignac number, because 79775043 - 2² = 79775039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79774986 and 79775004.

It is not an unprimeable number, because it can be changed into a prime (79770043) 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, 1521 + ... + 12722.

It is an arithmetic number, because the mean of its divisors is an integer number (13303896).

Almost surely, 2^79775043 is an apocalyptic number.

79775043 is a deficient number, since it is larger than the sum of its proper divisors (26656125).

79775043 is a wasteful number, since it uses less digits than its factorization.

79775043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16113.

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 79775043 is about 8931.6875785039. The cubic root of 79775043 is about 430.4826795456.

The spelling of 79775043 in words is "seventy-nine million, seven hundred seventy-five thousand, forty-three".