1373154564 has 12 divisors (see below), whose sum is σ = 3204027344. Its totient is φ = 457718184.

The previous prime is 1373154547. The next prime is 1373154571. The reversal of 1373154564 is 4654513731.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57214762 + ... + 57214785.

Almost surely, 2^1373154564 is an apocalyptic number.

It is an amenable number.

1373154564 is an abundant number, since it is smaller than the sum of its proper divisors (1830872780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1373154564 is a wasteful number, since it uses less digits than its factorization.

1373154564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114429554 (or 114429552 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 1373154564 is about 37056.1002265484. The cubic root of 1373154564 is about 1111.4923422024.

The spelling of 1373154564 in words is "one billion, three hundred seventy-three million, one hundred fifty-four thousand, five hundred sixty-four".