100888513 has 4 divisors (see below), whose sum is σ = 110060208. Its totient is φ = 91716820.

The previous prime is 100888493. The next prime is 100888553. The reversal of 100888513 is 315888001.

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.

It is a cyclic number.

It is not a de Polignac number, because 100888513 - 2⁹ = 100888001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100888553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4585831 + ... + 4585852.

It is an arithmetic number, because the mean of its divisors is an integer number (27515052).

Almost surely, 2^100888513 is an apocalyptic number.

It is an amenable number.

100888513 is a deficient number, since it is larger than the sum of its proper divisors (9171695).

100888513 is an equidigital number, since it uses as much as digits as its factorization.

100888513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9171694.

The product of its (nonzero) digits is 7680, while the sum is 34.

The square root of 100888513 is about 10044.3274040625. The cubic root of 100888513 is about 465.5295358724.

The spelling of 100888513 in words is "one hundred million, eight hundred eighty-eight thousand, five hundred thirteen".