100557051 has 16 divisors (see below), whose sum is σ = 156968448. Its totient is φ = 56059200.

The previous prime is 100557049. The next prime is 100557071. The reversal of 100557051 is 150755001.

It is not a de Polignac number, because 100557051 - 2¹ = 100557049 is a prime.

It is a super-2 number, since 2×100557051² = 20223441011633202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100557001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57535 + ... + 59256.

It is an arithmetic number, because the mean of its divisors is an integer number (9810528).

Almost surely, 2^100557051 is an apocalyptic number.

100557051 is a deficient number, since it is larger than the sum of its proper divisors (56411397).

100557051 is a wasteful number, since it uses less digits than its factorization.

100557051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116842.

The product of its (nonzero) digits is 875, while the sum is 24.

The square root of 100557051 is about 10027.8138694334. The cubic root of 100557051 is about 465.0191551827.

The spelling of 100557051 in words is "one hundred million, five hundred fifty-seven thousand, fifty-one".