455993315 has 16 divisors (see below), whose sum is σ = 554881536. Its totient is φ = 359704800.

The previous prime is 455993297. The next prime is 455993323. The reversal of 455993315 is 513399554.

It is a Cunningham number, because it is equal to 21354²-1.

It is a de Polignac number, because none of the positive numbers 2^k-455993315 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104630 + ... + 108900.

It is an arithmetic number, because the mean of its divisors is an integer number (34680096).

Almost surely, 2^455993315 is an apocalyptic number.

455993315 is a deficient number, since it is larger than the sum of its proper divisors (98888221).

455993315 is a wasteful number, since it uses less digits than its factorization.

455993315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4570.

The product of its digits is 364500, while the sum is 44.

The square root of 455993315 is about 21353.9999765852. Note that the first 4 decimals coincide. The cubic root of 455993315 is about 769.6964649460.

The spelling of 455993315 in words is "four hundred fifty-five million, nine hundred ninety-three thousand, three hundred fifteen".