99613453 has 4 divisors (see below), whose sum is σ = 99965728. Its totient is φ = 99261180.

The previous prime is 99613429. The next prime is 99613487. The reversal of 99613453 is 35431699.

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, and also an emirpimes, since its reverse is a distinct semiprime: 35431699 = 43 ⋅823993.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99613453 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 (99613153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175713 + ... + 176278.

It is an arithmetic number, because the mean of its divisors is an integer number (24991432).

Almost surely, 2^99613453 is an apocalyptic number.

It is an amenable number.

99613453 is a deficient number, since it is larger than the sum of its proper divisors (352275).

99613453 is a wasteful number, since it uses less digits than its factorization.

99613453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352274.

The product of its digits is 87480, while the sum is 40.

The square root of 99613453 is about 9980.6539364913. The cubic root of 99613453 is about 463.5600470229.

The spelling of 99613453 in words is "ninety-nine million, six hundred thirteen thousand, four hundred fifty-three".