1352813738 has 8 divisors (see below), whose sum is σ = 2032598820. Its totient is φ = 675280800.

The previous prime is 1352813713. The next prime is 1352813767. The reversal of 1352813738 is 8373182531.

It can be written as a sum of positive squares in 2 ways, for example, as 1330279729 + 22534009 = 36473^2 + 4747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1352813695 and 1352813704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561533 + ... + 563936.

Almost surely, 2^1352813738 is an apocalyptic number.

1352813738 is a deficient number, since it is larger than the sum of its proper divisors (679785082).

1352813738 is a wasteful number, since it uses less digits than its factorization.

1352813738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126072.

The product of its digits is 120960, while the sum is 41.

The square root of 1352813738 is about 36780.6163352383. The cubic root of 1352813738 is about 1105.9767611505.

The spelling of 1352813738 in words is "one billion, three hundred fifty-two million, eight hundred thirteen thousand, seven hundred thirty-eight".