113550331 has 2 divisors, whose sum is σ = 113550332. Its totient is φ = 113550330.

The previous prime is 113550329. The next prime is 113550347. The reversal of 113550331 is 133055311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113550331 - 2¹ = 113550329 is a prime.

It is a super-2 number, since 2×113550331² = 25787355340419122, which contains 22 as substring.

Together with 113550329, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (113550301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56775165 + 56775166.

It is an arithmetic number, because the mean of its divisors is an integer number (56775166).

Almost surely, 2^113550331 is an apocalyptic number.

113550331 is a deficient number, since it is larger than the sum of its proper divisors (1).

113550331 is an equidigital number, since it uses as much as digits as its factorization.

113550331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 113550331 is about 10655.9997653904. Note that the first 3 decimals coincide. The cubic root of 113550331 is about 484.2423867888.

The spelling of 113550331 in words is "one hundred thirteen million, five hundred fifty thousand, three hundred thirty-one".