1460972491 has 16 divisors (see below), whose sum is σ = 1723023360. Its totient is φ = 1224240480.

The previous prime is 1460972483. The next prime is 1460972549. The reversal of 1460972491 is 1942790641.

It is a cyclic number.

It is not a de Polignac number, because 1460972491 - 2³ = 1460972483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1460972431) 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 in 15 ways as a sum of consecutive naturals, for example, 86731 + ... + 102196.

It is an arithmetic number, because the mean of its divisors is an integer number (107688960).

Almost surely, 2^1460972491 is an apocalyptic number.

1460972491 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1460972491 is a deficient number, since it is larger than the sum of its proper divisors (262050869).

1460972491 is a wasteful number, since it uses less digits than its factorization.

1460972491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188994.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 1460972491 is about 38222.6698570364. The cubic root of 1460972491 is about 1134.6990193407.

The spelling of 1460972491 in words is "one billion, four hundred sixty million, nine hundred seventy-two thousand, four hundred ninety-one".