100875045 has 16 divisors (see below), whose sum is σ = 161865792. Its totient is φ = 53644800.

The previous prime is 100875043. The next prime is 100875077. The reversal of 100875045 is 540578001.

It is not a de Polignac number, because 100875045 - 2¹ = 100875043 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100875043) 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, 4231 + ... + 14820.

It is an arithmetic number, because the mean of its divisors is an integer number (10116612).

Almost surely, 2^100875045 is an apocalyptic number.

100875045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100875045 is a deficient number, since it is larger than the sum of its proper divisors (60990747).

100875045 is a wasteful number, since it uses less digits than its factorization.

100875045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19412.

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 100875045 is about 10043.6569535205. The cubic root of 100875045 is about 465.5088198344.

The spelling of 100875045 in words is "one hundred million, eight hundred seventy-five thousand, forty-five".