916651157 has 2 divisors, whose sum is σ = 916651158. Its totient is φ = 916651156.

The previous prime is 916651133. The next prime is 916651159. The reversal of 916651157 is 751156619.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480091921 + 436559236 = 21911^2 + 20894^2 .

It is an emirp because it is prime and its reverse (751156619) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 916651157 - 2¹⁴ = 916634773 is a prime.

Together with 916651159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916651159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458325578 + 458325579.

It is an arithmetic number, because the mean of its divisors is an integer number (458325579).

Almost surely, 2^916651157 is an apocalyptic number.

It is an amenable number.

916651157 is a deficient number, since it is larger than the sum of its proper divisors (1).

916651157 is an equidigital number, since it uses as much as digits as its factorization.

916651157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 41.

The square root of 916651157 is about 30276.2474061763. The cubic root of 916651157 is about 971.4073018607.

The spelling of 916651157 in words is "nine hundred sixteen million, six hundred fifty-one thousand, one hundred fifty-seven".