1301328814564 has 9 divisors (see below), whose sum is σ = 2277329418147. Its totient is φ = 650663266524.

The previous prime is 1301328814561. The next prime is 1301328814573. The reversal of 1301328814564 is 4654188231031.

The square root of 1301328814564 is 1140758.

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

It is a super-2 number, since 2×1301328814564² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301328814561) 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, 1996327 + ... + 2566705.

Almost surely, 2^{1301328814564} is an apocalyptic number.

1301328814564 is the 1140758-th square number.

It is an amenable number.

1301328814564 is a deficient number, since it is larger than the sum of its proper divisors (976000603583).

1301328814564 is an frugal number, since it uses more digits than its factorization.

1301328814564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140762 (or 570381 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 1301328814564 in words is "one trillion, three hundred one billion, three hundred twenty-eight million, eight hundred fourteen thousand, five hundred sixty-four".