1339134752 has 18 divisors (see below), whose sum is σ = 2636829153. Its totient is φ = 669463872.

The previous prime is 1339134751. The next prime is 1339134779. The reversal of 1339134752 is 2574319331.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 965717776 + 373416976 = 31076^2 + 19324^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=25876.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1339134751) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 203774 + ... + 210242.

Almost surely, 2^1339134752 is an apocalyptic number.

It is an amenable number.

1339134752 is a deficient number, since it is larger than the sum of its proper divisors (1297694401).

1339134752 is an frugal number, since it uses more digits than its factorization.

1339134752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12948 (or 6471 counting only the distinct ones).

The product of its digits is 68040, while the sum is 38.

The square root of 1339134752 is about 36594.1901399662. The cubic root of 1339134752 is about 1102.2364285105.

The spelling of 1339134752 in words is "one billion, three hundred thirty-nine million, one hundred thirty-four thousand, seven hundred fifty-two".