113665231459 has 4 divisors (see below), whose sum is σ = 122408710816. Its totient is φ = 104921752104.

The previous prime is 113665231453. The next prime is 113665231487. The reversal of 113665231459 is 954132566311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 954132566311 = 31 ⋅30778469881.

It is not a de Polignac number, because 113665231459 - 2¹⁷ = 113665100387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113665231453) 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, 4371739659 + ... + 4371739684.

It is an arithmetic number, because the mean of its divisors is an integer number (30602177704).

Almost surely, 2^113665231459 is an apocalyptic number.

113665231459 is a deficient number, since it is larger than the sum of its proper divisors (8743479357).

113665231459 is an equidigital number, since it uses as much as digits as its factorization.

113665231459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8743479356.

The product of its digits is 583200, while the sum is 46.

The spelling of 113665231459 in words is "one hundred thirteen billion, six hundred sixty-five million, two hundred thirty-one thousand, four hundred fifty-nine".