1320598012 has 36 divisors (see below), whose sum is σ = 2486208816. Its totient is φ = 611533440.

The previous prime is 1320598009. The next prime is 1320598033. The reversal of 1320598012 is 2108950231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2524783 + ... + 2525305.

It is an arithmetic number, because the mean of its divisors is an integer number (69061356).

Almost surely, 2^1320598012 is an apocalyptic number.

It is an amenable number.

1320598012 is a deficient number, since it is larger than the sum of its proper divisors (1165610804).

1320598012 is an equidigital number, since it uses as much as digits as its factorization.

1320598012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1320598012 is about 36340.0331865561. The cubic root of 1320598012 is about 1097.1269410391.

The spelling of 1320598012 in words is "one billion, three hundred twenty million, five hundred ninety-eight thousand, twelve".