99190137 has 8 divisors (see below), whose sum is σ = 134065504. Its totient is φ = 65220768.

The previous prime is 99190129. The next prime is 99190159. The reversal of 99190137 is 73109199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99190137 - 2³ = 99190129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99190095 and 99190104.

It is not an unprimeable number, because it can be changed into a prime (99190537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226243 + ... + 226680.

It is an arithmetic number, because the mean of its divisors is an integer number (16758188).

Almost surely, 2^99190137 is an apocalyptic number.

It is an amenable number.

99190137 is a deficient number, since it is larger than the sum of its proper divisors (34875367).

99190137 is a wasteful number, since it uses less digits than its factorization.

99190137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452999.

The product of its (nonzero) digits is 15309, while the sum is 39.

The square root of 99190137 is about 9959.4245315681. The cubic root of 99190137 is about 462.9024684667.

The spelling of 99190137 in words is "ninety-nine million, one hundred ninety thousand, one hundred thirty-seven".