90113102 has 4 divisors (see below), whose sum is σ = 135169656. Its totient is φ = 45056550.

The previous prime is 90113087. The next prime is 90113159. The reversal of 90113102 is 20131109.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 22528274 + ... + 22528277.

It is an arithmetic number, because the mean of its divisors is an integer number (33792414).

Almost surely, 2^90113102 is an apocalyptic number.

90113102 is a deficient number, since it is larger than the sum of its proper divisors (45056554).

90113102 is a wasteful number, since it uses less digits than its factorization.

90113102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45056553.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 90113102 is about 9492.7921076994. The cubic root of 90113102 is about 448.3281204586.

The spelling of 90113102 in words is "ninety million, one hundred thirteen thousand, one hundred two".