100523885 has 16 divisors (see below), whose sum is σ = 150394752. Its totient is φ = 62664000.

The previous prime is 100523867. The next prime is 100523897. The reversal of 100523885 is 588325001.

It is a happy number.

It is not a de Polignac number, because 100523885 - 2⁶ = 100523821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130166 + ... + 130935.

It is an arithmetic number, because the mean of its divisors is an integer number (9399672).

Almost surely, 2^100523885 is an apocalyptic number.

It is an amenable number.

100523885 is a deficient number, since it is larger than the sum of its proper divisors (49870867).

100523885 is a wasteful number, since it uses less digits than its factorization.

100523885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261124.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 100523885 is about 10026.1600326346. The cubic root of 100523885 is about 464.9680249336.

Adding to 100523885 its reverse (588325001), we get a palindrome (688848886).

The spelling of 100523885 in words is "one hundred million, five hundred twenty-three thousand, eight hundred eighty-five".