916434047 has 2 divisors, whose sum is σ = 916434048. Its totient is φ = 916434046.

The previous prime is 916434037. The next prime is 916434053. The reversal of 916434047 is 740434619.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 916434047 - 2⁴ = 916434031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 916434047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916434037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458217023 + 458217024.

It is an arithmetic number, because the mean of its divisors is an integer number (458217024).

Almost surely, 2^916434047 is an apocalyptic number.

916434047 is a deficient number, since it is larger than the sum of its proper divisors (1).

916434047 is an equidigital number, since it uses as much as digits as its factorization.

916434047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 916434047 is about 30272.6617098662. The cubic root of 916434047 is about 971.3306027839.

The spelling of 916434047 in words is "nine hundred sixteen million, four hundred thirty-four thousand, forty-seven".