99536137 has 4 divisors (see below), whose sum is σ = 99689220. Its totient is φ = 99383056.

The previous prime is 99536119. The next prime is 99536147. The reversal of 99536137 is 73163599.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29713401 + 69822736 = 5451^2 + 8356^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99536137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99536093 and 99536102.

It is not an unprimeable number, because it can be changed into a prime (99536147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75562 + ... + 76867.

It is an arithmetic number, because the mean of its divisors is an integer number (24922305).

Almost surely, 2^99536137 is an apocalyptic number.

It is an amenable number.

99536137 is a deficient number, since it is larger than the sum of its proper divisors (153083).

99536137 is a wasteful number, since it uses less digits than its factorization.

99536137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153082.

The product of its digits is 153090, while the sum is 43.

The square root of 99536137 is about 9976.7798913277. The cubic root of 99536137 is about 463.4400836907.

The spelling of 99536137 in words is "ninety-nine million, five hundred thirty-six thousand, one hundred thirty-seven".