1456340631 has 4 divisors (see below), whose sum is σ = 1941787512. Its totient is φ = 970893752.

The previous prime is 1456340621. The next prime is 1456340651. The reversal of 1456340631 is 1360436541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1456340631 - 2²⁷ = 1322122903 is a prime.

It is a super-2 number, since 2×1456340631² = 4241856067002956322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1456340592 and 1456340601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456340621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242723436 + ... + 242723441.

It is an arithmetic number, because the mean of its divisors is an integer number (485446878).

Almost surely, 2^1456340631 is an apocalyptic number.

1456340631 is a deficient number, since it is larger than the sum of its proper divisors (485446881).

1456340631 is an equidigital number, since it uses as much as digits as its factorization.

1456340631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485446880.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1456340631 is about 38162.0312745535. The cubic root of 1456340631 is about 1133.4986017828.

The spelling of 1456340631 in words is "one billion, four hundred fifty-six million, three hundred forty thousand, six hundred thirty-one".