1596580961 has 4 divisors (see below), whose sum is σ = 1601617812. Its totient is φ = 1591544112.

The previous prime is 1596580943. The next prime is 1596580967. The reversal of 1596580961 is 1690856951.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 869955025 + 726625936 = 29495^2 + 26956^2 .

It is a cyclic number.

It is not a de Polignac number, because 1596580961 - 2¹⁴ = 1596564577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1596580967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517950 + ... + 2518583.

It is an arithmetic number, because the mean of its divisors is an integer number (400404453).

Almost surely, 2^1596580961 is an apocalyptic number.

It is an amenable number.

1596580961 is a deficient number, since it is larger than the sum of its proper divisors (5036851).

1596580961 is an equidigital number, since it uses as much as digits as its factorization.

1596580961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036850.

The product of its (nonzero) digits is 583200, while the sum is 50.

The square root of 1596580961 is about 39957.2391563782. The cubic root of 1596580961 is about 1168.7733902646.

The spelling of 1596580961 in words is "one billion, five hundred ninety-six million, five hundred eighty thousand, nine hundred sixty-one".