916877407 has 2 divisors, whose sum is σ = 916877408. Its totient is φ = 916877406.

The previous prime is 916877393. The next prime is 916877417. The reversal of 916877407 is 704778619.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 916877407 - 2¹¹ = 916875359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916877417) 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, 458438703 + 458438704.

It is an arithmetic number, because the mean of its divisors is an integer number (458438704).

Almost surely, 2^916877407 is an apocalyptic number.

916877407 is a deficient number, since it is larger than the sum of its proper divisors (1).

916877407 is an equidigital number, since it uses as much as digits as its factorization.

916877407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 916877407 is about 30279.9836030339. The cubic root of 916877407 is about 971.4872169664.

The spelling of 916877407 in words is "nine hundred sixteen million, eight hundred seventy-seven thousand, four hundred seven".