1372734725 has 6 divisors (see below), whose sum is σ = 1702191090. Its totient is φ = 1098187760.

The previous prime is 1372734719. The next prime is 1372734739. The reversal of 1372734725 is 5274372731.

It can be written as a sum of positive squares in 3 ways, for example, as 20775364 + 1351959361 = 4558^2 + 36769^2 .

It is not a de Polignac number, because 1372734725 - 2¹⁰ = 1372733701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27454670 + ... + 27454719.

It is an arithmetic number, because the mean of its divisors is an integer number (283698515).

Almost surely, 2^1372734725 is an apocalyptic number.

It is an amenable number.

1372734725 is a deficient number, since it is larger than the sum of its proper divisors (329456365).

1372734725 is an equidigital number, since it uses as much as digits as its factorization.

1372734725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54909399 (or 54909394 counting only the distinct ones).

The product of its digits is 246960, while the sum is 41.

The square root of 1372734725 is about 37050.4348827379. The cubic root of 1372734725 is about 1111.3790518725.

The spelling of 1372734725 in words is "one billion, three hundred seventy-two million, seven hundred thirty-four thousand, seven hundred twenty-five".