916312361 has 2 divisors, whose sum is σ = 916312362. Its totient is φ = 916312360.

The previous prime is 916312273. The next prime is 916312379. The reversal of 916312361 is 163213619.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 896643136 + 19669225 = 29944^2 + 4435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916312361 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (916312261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458156180 + 458156181.

It is an arithmetic number, because the mean of its divisors is an integer number (458156181).

Almost surely, 2^916312361 is an apocalyptic number.

It is an amenable number.

916312361 is a deficient number, since it is larger than the sum of its proper divisors (1).

916312361 is an equidigital number, since it uses as much as digits as its factorization.

916312361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 32.

The square root of 916312361 is about 30270.6518099627. The cubic root of 916312361 is about 971.2876091217.

The spelling of 916312361 in words is "nine hundred sixteen million, three hundred twelve thousand, three hundred sixty-one".