1481497564 has 24 divisors (see below), whose sum is σ = 2817113600. Its totient is φ = 679123440.

The previous prime is 1481497559. The next prime is 1481497579. The reversal of 1481497564 is 4657941841.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312054 + ... + 316765.

Almost surely, 2^1481497564 is an apocalyptic number.

It is an amenable number.

1481497564 is a deficient number, since it is larger than the sum of its proper divisors (1335616036).

1481497564 is a wasteful number, since it uses less digits than its factorization.

1481497564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628873 (or 628871 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 1481497564 is about 38490.2268634520. The cubic root of 1481497564 is about 1139.9880895442.

The spelling of 1481497564 in words is "one billion, four hundred eighty-one million, four hundred ninety-seven thousand, five hundred sixty-four".