113331551 has 8 divisors (see below), whose sum is σ = 115946160. Its totient is φ = 110745792.

The previous prime is 113331541. The next prime is 113331553. The reversal of 113331551 is 155133311.

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 113331551 - 2⁶ = 113331487 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 (113331553) 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, 836 + ... + 15078.

It is an arithmetic number, because the mean of its divisors is an integer number (14493270).

Almost surely, 2^113331551 is an apocalyptic number.

113331551 is a deficient number, since it is larger than the sum of its proper divisors (2614609).

113331551 is a wasteful number, since it uses less digits than its factorization.

113331551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14425.

The product of its digits is 675, while the sum is 23.

The square root of 113331551 is about 10645.7292375863. The cubic root of 113331551 is about 483.9311865718.

Adding to 113331551 its reverse (155133311), we get a palindrome (268464862).

The spelling of 113331551 in words is "one hundred thirteen million, three hundred thirty-one thousand, five hundred fifty-one".