131113099 has 4 divisors (see below), whose sum is σ = 141198736. Its totient is φ = 121027464.

The previous prime is 131113093. The next prime is 131113111. The reversal of 131113099 is 990311131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131113099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131113093) 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, 5042799 + ... + 5042824.

It is an arithmetic number, because the mean of its divisors is an integer number (35299684).

Almost surely, 2^131113099 is an apocalyptic number.

131113099 is a deficient number, since it is larger than the sum of its proper divisors (10085637).

131113099 is a wasteful number, since it uses less digits than its factorization.

131113099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10085636.

The product of its (nonzero) digits is 729, while the sum is 28.

The square root of 131113099 is about 11450.4628290738. The cubic root of 131113099 is about 508.0214240143.

The spelling of 131113099 in words is "one hundred thirty-one million, one hundred thirteen thousand, ninety-nine".