916913255 has 8 divisors (see below), whose sum is σ = 1101064992. Its totient is φ = 733017888.

The previous prime is 916913237. The next prime is 916913273. The reversal of 916913255 is 552319619.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (916913237) and next prime (916913273).

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 916913255 - 2²² = 912718951 is a prime.

It is a Duffinian number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 56132 + ... + 70601.

It is an arithmetic number, because the mean of its divisors is an integer number (137633124).

Almost surely, 2^916913255 is an apocalyptic number.

916913255 is a deficient number, since it is larger than the sum of its proper divisors (184151737).

916913255 is a wasteful number, since it uses less digits than its factorization.

916913255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128185.

The product of its digits is 72900, while the sum is 41.

The square root of 916913255 is about 30280.5755394444. The cubic root of 916913255 is about 971.4998778447.

The spelling of 916913255 in words is "nine hundred sixteen million, nine hundred thirteen thousand, two hundred fifty-five".