118455613 has 4 divisors (see below), whose sum is σ = 118502080. Its totient is φ = 118409148.

The previous prime is 118455607. The next prime is 118455653. The reversal of 118455613 is 316554811.

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 118455613 - 2²¹ = 116358461 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 (118455653) 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, 19173 + ... + 24586.

It is an arithmetic number, because the mean of its divisors is an integer number (29625520).

Almost surely, 2^118455613 is an apocalyptic number.

It is an amenable number.

118455613 is a deficient number, since it is larger than the sum of its proper divisors (46467).

118455613 is an equidigital number, since it uses as much as digits as its factorization.

118455613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46466.

The product of its digits is 14400, while the sum is 34.

The square root of 118455613 is about 10883.7315751538. The cubic root of 118455613 is about 491.1172797220.

The spelling of 118455613 in words is "one hundred eighteen million, four hundred fifty-five thousand, six hundred thirteen".