113490849 has 4 divisors (see below), whose sum is σ = 151321136. Its totient is φ = 75660564.

The previous prime is 113490799. The next prime is 113490851. The reversal of 113490849 is 948094311.

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 not a de Polignac number, because 113490849 - 2²³ = 105102241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113490049) 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, 18915139 + ... + 18915144.

It is an arithmetic number, because the mean of its divisors is an integer number (37830284).

Almost surely, 2^113490849 is an apocalyptic number.

It is an amenable number.

113490849 is a deficient number, since it is larger than the sum of its proper divisors (37830287).

113490849 is an equidigital number, since it uses as much as digits as its factorization.

113490849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37830286.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 113490849 is about 10653.2083899640. The cubic root of 113490849 is about 484.1578171348.

The spelling of 113490849 in words is "one hundred thirteen million, four hundred ninety thousand, eight hundred forty-nine".