1351738756 has 27 divisors (see below), whose sum is σ = 2448441093. Its totient is φ = 652964160.

The previous prime is 1351738693. The next prime is 1351738769. The reversal of 1351738756 is 6578371531.

The square root of 1351738756 is 36766.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 831168900 + 520569856 = 28830^2 + 22816^2 .

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2279196 + ... + 2279788.

Almost surely, 2^1351738756 is an apocalyptic number.

1351738756 is the 36766-th square number.

It is an amenable number.

1351738756 is a deficient number, since it is larger than the sum of its proper divisors (1096702337).

1351738756 is an frugal number, since it uses more digits than its factorization.

1351738756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 626 counting only the distinct ones).

The product of its digits is 529200, while the sum is 46.

The cubic root of 1351738756 is about 1105.6837372778.

The spelling of 1351738756 in words is "one billion, three hundred fifty-one million, seven hundred thirty-eight thousand, seven hundred fifty-six".