916903457 has 2 divisors, whose sum is σ = 916903458. Its totient is φ = 916903456.

The previous prime is 916903451. The next prime is 916903499. The reversal of 916903457 is 754309619.

916903457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 513656896 + 403246561 = 22664^2 + 20081^2 .

It is a cyclic number.

It is not a de Polignac number, because 916903457 - 2¹⁰ = 916902433 is a prime.

It is not a weakly prime, because it can be changed into another prime (916903451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458451728 + 458451729.

It is an arithmetic number, because the mean of its divisors is an integer number (458451729).

Almost surely, 2^916903457 is an apocalyptic number.

It is an amenable number.

916903457 is a deficient number, since it is larger than the sum of its proper divisors (1).

916903457 is an equidigital number, since it uses as much as digits as its factorization.

916903457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 916903457 is about 30280.4137521270. The cubic root of 916903457 is about 971.4964173975.

The spelling of 916903457 in words is "nine hundred sixteen million, nine hundred three thousand, four hundred fifty-seven".