115440455 has 16 divisors (see below), whose sum is σ = 157961664. Its totient is φ = 80232960.

The previous prime is 115440449. The next prime is 115440463. The reversal of 115440455 is 554044511.

It is not a de Polignac number, because 115440455 - 2⁴ = 115440439 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 15 ways as a sum of consecutive naturals, for example, 51131 + ... + 53340.

It is an arithmetic number, because the mean of its divisors is an integer number (9872604).

Almost surely, 2^115440455 is an apocalyptic number.

115440455 is a deficient number, since it is larger than the sum of its proper divisors (42521209).

115440455 is a wasteful number, since it uses less digits than its factorization.

115440455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104506.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 115440455 is about 10744.3219888460. The cubic root of 115440455 is about 486.9144650884.

Adding to 115440455 its reverse (554044511), we get a palindrome (669484966).

The spelling of 115440455 in words is "one hundred fifteen million, four hundred forty thousand, four hundred fifty-five".