99518453 has 4 divisors (see below), whose sum is σ = 100448640. Its totient is φ = 98588268.

The previous prime is 99518437. The next prime is 99518483. The reversal of 99518453 is 35481599.

It is a happy number.

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 not a de Polignac number, because 99518453 - 2⁴ = 99518437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99518483) 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, 464933 + ... + 465146.

It is an arithmetic number, because the mean of its divisors is an integer number (25112160).

Almost surely, 2^99518453 is an apocalyptic number.

It is an amenable number.

99518453 is a deficient number, since it is larger than the sum of its proper divisors (930187).

99518453 is a wasteful number, since it uses less digits than its factorization.

99518453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930186.

The product of its digits is 194400, while the sum is 44.

The square root of 99518453 is about 9975.8935940596. The cubic root of 99518453 is about 463.4126365072.

The spelling of 99518453 in words is "ninety-nine million, five hundred eighteen thousand, four hundred fifty-three".