99996157 has 4 divisors (see below), whose sum is σ = 104343840. Its totient is φ = 95648476.

The previous prime is 99996151. The next prime is 99996179. The reversal of 99996157 is 75169999.

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 a de Polignac number, because none of the positive numbers 2^k-99996157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99996098 and 99996107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99996151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2173807 + ... + 2173852.

It is an arithmetic number, because the mean of its divisors is an integer number (26085960).

Almost surely, 2^99996157 is an apocalyptic number.

It is an amenable number.

99996157 is a deficient number, since it is larger than the sum of its proper divisors (4347683).

99996157 is a wasteful number, since it uses less digits than its factorization.

99996157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347682.

The product of its digits is 1377810, while the sum is 55.

The square root of 99996157 is about 9999.8078481539. The cubic root of 99996157 is about 464.1529374098.

The spelling of 99996157 in words is "ninety-nine million, nine hundred ninety-six thousand, one hundred fifty-seven".