113551583 has 4 divisors (see below), whose sum is σ = 113608080. Its totient is φ = 113495088.

The previous prime is 113551579. The next prime is 113551597. The reversal of 113551583 is 385155311.

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

It is a cyclic number.

It is not a de Polignac number, because 113551583 - 2² = 113551579 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113551523) 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, 25118 + ... + 29291.

It is an arithmetic number, because the mean of its divisors is an integer number (28402020).

Almost surely, 2^113551583 is an apocalyptic number.

113551583 is a deficient number, since it is larger than the sum of its proper divisors (56497).

113551583 is an equidigital number, since it uses as much as digits as its factorization.

113551583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56496.

The product of its digits is 9000, while the sum is 32.

The square root of 113551583 is about 10656.0585114760. The cubic root of 113551583 is about 484.2441665260.

The spelling of 113551583 in words is "one hundred thirteen million, five hundred fifty-one thousand, five hundred eighty-three".