113405455 has 4 divisors (see below), whose sum is σ = 136086552. Its totient is φ = 90724360.

The previous prime is 113405447. The next prime is 113405459. The reversal of 113405455 is 554504311.

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

It is not a de Polignac number, because 113405455 - 2³ = 113405447 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 (113405459) 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, 11340541 + ... + 11340550.

It is an arithmetic number, because the mean of its divisors is an integer number (34021638).

Almost surely, 2^113405455 is an apocalyptic number.

113405455 is a deficient number, since it is larger than the sum of its proper divisors (22681097).

113405455 is an equidigital number, since it uses as much as digits as its factorization.

113405455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22681096.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 113405455 is about 10649.1997351914. The cubic root of 113405455 is about 484.0363549292.

Adding to 113405455 its reverse (554504311), we get a palindrome (667909766).

The spelling of 113405455 in words is "one hundred thirteen million, four hundred five thousand, four hundred fifty-five".