916459441 has 2 divisors, whose sum is σ = 916459442. Its totient is φ = 916459440.

The previous prime is 916459391. The next prime is 916459451. The reversal of 916459441 is 144954619.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 645363216 + 271096225 = 25404^2 + 16465^2 .

It is an emirp because it is prime and its reverse (144954619) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 916459441 - 2¹⁵ = 916426673 is a prime.

It is not a weakly prime, because it can be changed into another prime (916459451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458229720 + 458229721.

It is an arithmetic number, because the mean of its divisors is an integer number (458229721).

Almost surely, 2^916459441 is an apocalyptic number.

It is an amenable number.

916459441 is a deficient number, since it is larger than the sum of its proper divisors (1).

916459441 is an equidigital number, since it uses as much as digits as its factorization.

916459441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 916459441 is about 30273.0811282895. The cubic root of 916459441 is about 971.3395744212.

The spelling of 916459441 in words is "nine hundred sixteen million, four hundred fifty-nine thousand, four hundred forty-one".