1300620081 has 32 divisors (see below), whose sum is σ = 1806336000. Its totient is φ = 831841920.

The previous prime is 1300620073. The next prime is 1300620089. The reversal of 1300620081 is 1800260031.

It is an interprime number because it is at equal distance from previous prime (1300620073) and next prime (1300620089).

It is not a de Polignac number, because 1300620081 - 2³ = 1300620073 is a prime.

It is a super-2 number, since 2×1300620081² = 3383225190200893122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1300620089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2171020 + ... + 2171618.

It is an arithmetic number, because the mean of its divisors is an integer number (56448000).

Almost surely, 2^1300620081 is an apocalyptic number.

It is an amenable number.

1300620081 is a deficient number, since it is larger than the sum of its proper divisors (505715919).

1300620081 is a wasteful number, since it uses less digits than its factorization.

1300620081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1300620081 is about 36064.1107057973. The cubic root of 1300620081 is about 1091.5663816300.

The spelling of 1300620081 in words is "one billion, three hundred million, six hundred twenty thousand, eighty-one".