918412313 has 16 divisors (see below), whose sum is σ = 1131217920. Its totient is φ = 726100416.

The previous prime is 918412307. The next prime is 918412321. The reversal of 918412313 is 313214819.

It is a cyclic number.

It is not a de Polignac number, because 918412313 - 2¹⁰ = 918411289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 918412313.

It is not an unprimeable number, because it can be changed into a prime (918412303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148856 + ... + 154902.

It is an arithmetic number, because the mean of its divisors is an integer number (70701120).

Almost surely, 2^918412313 is an apocalyptic number.

It is an amenable number.

918412313 is a deficient number, since it is larger than the sum of its proper divisors (212805607).

918412313 is a wasteful number, since it uses less digits than its factorization.

918412313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7736.

The product of its digits is 5184, while the sum is 32.

The square root of 918412313 is about 30305.3182296441. The cubic root of 918412313 is about 972.0290234042.

The spelling of 918412313 in words is "nine hundred eighteen million, four hundred twelve thousand, three hundred thirteen".