99157065 has 64 divisors (see below), whose sum is σ = 191987712. Its totient is φ = 42739200.

The previous prime is 99157057. The next prime is 99157099. The reversal of 99157065 is 56075199.

It is not a de Polignac number, because 99157065 - 2³ = 99157057 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133084 + ... + 133826.

It is an arithmetic number, because the mean of its divisors is an integer number (2999808).

Almost surely, 2^99157065 is an apocalyptic number.

It is an amenable number.

99157065 is a deficient number, since it is larger than the sum of its proper divisors (92830647).

99157065 is a wasteful number, since it uses less digits than its factorization.

99157065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830.

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 99157065 is about 9957.7640562528. The cubic root of 99157065 is about 462.8510157293.

The spelling of 99157065 in words is "ninety-nine million, one hundred fifty-seven thousand, sixty-five".