1320280593 has 8 divisors (see below), whose sum is σ = 1821076800. Its totient is φ = 849835728.

The previous prime is 1320280589. The next prime is 1320280609. The reversal of 1320280593 is 3950820231.

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

It is not a de Polignac number, because 1320280593 - 2² = 1320280589 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320280513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7587733 + ... + 7587906.

It is an arithmetic number, because the mean of its divisors is an integer number (227634600).

Almost surely, 2^1320280593 is an apocalyptic number.

It is an amenable number.

1320280593 is a deficient number, since it is larger than the sum of its proper divisors (500796207).

1320280593 is a wasteful number, since it uses less digits than its factorization.

1320280593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15175671.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1320280593 is about 36335.6655780515. The cubic root of 1320280593 is about 1097.0390321678.

The spelling of 1320280593 in words is "one billion, three hundred twenty million, two hundred eighty thousand, five hundred ninety-three".