1534643612 has 48 divisors (see below), whose sum is σ = 2815132320. Its totient is φ = 731366400.

The previous prime is 1534643609. The next prime is 1534643633. The reversal of 1534643612 is 2163464351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1790288 + ... + 1791144.

It is an arithmetic number, because the mean of its divisors is an integer number (58648590).

Almost surely, 2^1534643612 is an apocalyptic number.

It is an amenable number.

1534643612 is a deficient number, since it is larger than the sum of its proper divisors (1280488708).

1534643612 is a wasteful number, since it uses less digits than its factorization.

1534643612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142 (or 1140 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 1534643612 is about 39174.5275912805. The cubic root of 1534643612 is about 1153.4599294881.

The spelling of 1534643612 in words is "one billion, five hundred thirty-four million, six hundred forty-three thousand, six hundred twelve".