916780883 has 2 divisors, whose sum is σ = 916780884. Its totient is φ = 916780882.

The previous prime is 916780877. The next prime is 916780903. The reversal of 916780883 is 388087619.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916780883 is a prime.

It is not a weakly prime, because it can be changed into another prime (916780873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458390441 + 458390442.

It is an arithmetic number, because the mean of its divisors is an integer number (458390442).

Almost surely, 2^916780883 is an apocalyptic number.

916780883 is a deficient number, since it is larger than the sum of its proper divisors (1).

916780883 is an equidigital number, since it uses as much as digits as its factorization.

916780883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 916780883 is about 30278.3897028888. The cubic root of 916780883 is about 971.4531247594.

The spelling of 916780883 in words is "nine hundred sixteen million, seven hundred eighty thousand, eight hundred eighty-three".