113531455 has 8 divisors (see below), whose sum is σ = 140632704. Its totient is φ = 87895200.

The previous prime is 113531449. The next prime is 113531471. The reversal of 113531455 is 554135311.

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

It is not a de Polignac number, because 113531455 - 2¹¹ = 113529407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366076 + ... + 366385.

It is an arithmetic number, because the mean of its divisors is an integer number (17579088).

Almost surely, 2^113531455 is an apocalyptic number.

113531455 is a deficient number, since it is larger than the sum of its proper divisors (27101249).

113531455 is an equidigital number, since it uses as much as digits as its factorization.

113531455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732497.

The product of its digits is 4500, while the sum is 28.

The square root of 113531455 is about 10655.1140303612. The cubic root of 113531455 is about 484.2155526799.

Adding to 113531455 its reverse (554135311), we get a palindrome (667666766).

The spelling of 113531455 in words is "one hundred thirteen million, five hundred thirty-one thousand, four hundred fifty-five".