99134577 has 32 divisors (see below), whose sum is σ = 155823360. Its totient is φ = 62156160.

The previous prime is 99134569. The next prime is 99134579. The reversal of 99134577 is 77543199.

It is not a de Polignac number, because 99134577 - 2³ = 99134569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99134579) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36573 + ... + 39189.

It is an arithmetic number, because the mean of its divisors is an integer number (4869480).

Almost surely, 2^99134577 is an apocalyptic number.

It is an amenable number.

99134577 is a deficient number, since it is larger than the sum of its proper divisors (56688783).

99134577 is a wasteful number, since it uses less digits than its factorization.

99134577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710 (or 2704 counting only the distinct ones).

The product of its digits is 238140, while the sum is 45.

The square root of 99134577 is about 9956.6348230715. The cubic root of 99134577 is about 462.8160228265.

The spelling of 99134577 in words is "ninety-nine million, one hundred thirty-four thousand, five hundred seventy-seven".