916675997 has 2 divisors, whose sum is σ = 916675998. Its totient is φ = 916675996.

The previous prime is 916675973. The next prime is 916676027. The reversal of 916675997 is 799576619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624300196 + 292375801 = 24986^2 + 17099^2 .

It is a cyclic number.

It is not a de Polignac number, because 916675997 - 2⁶ = 916675933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916675937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458337998 + 458337999.

It is an arithmetic number, because the mean of its divisors is an integer number (458337999).

Almost surely, 2^916675997 is an apocalyptic number.

It is an amenable number.

916675997 is a deficient number, since it is larger than the sum of its proper divisors (1).

916675997 is an equidigital number, since it uses as much as digits as its factorization.

916675997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6429780, while the sum is 59.

The square root of 916675997 is about 30276.6576259666. The cubic root of 916675997 is about 971.4160763871.

The spelling of 916675997 in words is "nine hundred sixteen million, six hundred seventy-five thousand, nine hundred ninety-seven".