1456342931 has 2 divisors, whose sum is σ = 1456342932. Its totient is φ = 1456342930.

The previous prime is 1456342883. The next prime is 1456342939. The reversal of 1456342931 is 1392436541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1456342931 is a prime.

It is a super-2 number, since 2×1456342931² = 4241869465347341522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1456342939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728171465 + 728171466.

It is an arithmetic number, because the mean of its divisors is an integer number (728171466).

Almost surely, 2^1456342931 is an apocalyptic number.

1456342931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456342931 is an equidigital number, since it uses as much as digits as its factorization.

1456342931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 1456342931 is about 38162.0614092059. The cubic root of 1456342931 is about 1133.4991984943.

The spelling of 1456342931 in words is "one billion, four hundred fifty-six million, three hundred forty-two thousand, nine hundred thirty-one".