99137136 has 160 divisors (see below), whose sum is σ = 314979840. Its totient is φ = 26237952.

The previous prime is 99137119. The next prime is 99137141. The reversal of 99137136 is 63173199.

It is a junction number, because it is equal to n+sod(n) for n = 99137094 and 99137103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 338206 + ... + 338498.

It is an arithmetic number, because the mean of its divisors is an integer number (1968624).

Almost surely, 2^99137136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99137136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157489920).

99137136 is an abundant number, since it is smaller than the sum of its proper divisors (215842704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99137136 is a wasteful number, since it uses less digits than its factorization.

99137136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 377 counting only the distinct ones).

The product of its digits is 30618, while the sum is 39.

The square root of 99137136 is about 9956.7633295163. The cubic root of 99137136 is about 462.8200050766.

The spelling of 99137136 in words is "ninety-nine million, one hundred thirty-seven thousand, one hundred thirty-six".