1456316591 has 2 divisors, whose sum is σ = 1456316592. Its totient is φ = 1456316590.

The previous prime is 1456316567. The next prime is 1456316663. The reversal of 1456316591 is 1956136541.

It is a weak prime.

It is an emirp because it is prime and its reverse (1956136541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1456316591 - 2⁶ = 1456316527 is a prime.

It is a super-2 number, since 2×1456316591² = 4241716026443722562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1456316551) 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, 728158295 + 728158296.

It is an arithmetic number, because the mean of its divisors is an integer number (728158296).

Almost surely, 2^1456316591 is an apocalyptic number.

1456316591 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456316591 is an equidigital number, since it uses as much as digits as its factorization.

1456316591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 41.

The square root of 1456316591 is about 38161.7163005020. The cubic root of 1456316591 is about 1133.4923648133.

The spelling of 1456316591 in words is "one billion, four hundred fifty-six million, three hundred sixteen thousand, five hundred ninety-one".