113273531 has 8 divisors (see below), whose sum is σ = 129529344. Its totient is φ = 97036200.

The previous prime is 113273513. The next prime is 113273543. The reversal of 113273531 is 135372311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113273531 - 2⁶ = 113273467 is a prime.

It is a super-2 number, since 2×113273531² = 25661785650415922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113273531.

It is not an unprimeable number, because it can be changed into a prime (113273581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13016 + ... + 19898.

It is an arithmetic number, because the mean of its divisors is an integer number (16191168).

Almost surely, 2^113273531 is an apocalyptic number.

113273531 is a deficient number, since it is larger than the sum of its proper divisors (16255813).

113273531 is an equidigital number, since it uses as much as digits as its factorization.

113273531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9241.

The product of its digits is 1890, while the sum is 26.

The square root of 113273531 is about 10643.0038522966. The cubic root of 113273531 is about 483.8485897427.

The spelling of 113273531 in words is "one hundred thirteen million, two hundred seventy-three thousand, five hundred thirty-one".