1460421631 has 4 divisors (see below), whose sum is σ = 1485174600. Its totient is φ = 1435668664.

The previous prime is 1460421607. The next prime is 1460421659. The reversal of 1460421631 is 1361240641.

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 1460421631 - 2⁷ = 1460421503 is a prime.

It is a super-2 number, since 2×1460421631² = 4265662680585400322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1460421631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1460421671) 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, 12376396 + ... + 12376513.

It is an arithmetic number, because the mean of its divisors is an integer number (371293650).

Almost surely, 2^1460421631 is an apocalyptic number.

1460421631 is a deficient number, since it is larger than the sum of its proper divisors (24752969).

1460421631 is an equidigital number, since it uses as much as digits as its factorization.

1460421631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24752968.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1460421631 is about 38215.4632446082. The cubic root of 1460421631 is about 1134.5563885744.

The spelling of 1460421631 in words is "one billion, four hundred sixty million, four hundred twenty-one thousand, six hundred thirty-one".