1320259132079 has 16 divisors (see below), whose sum is σ = 1472519347200. Its totient is φ = 1176378516864.

The previous prime is 1320259132021. The next prime is 1320259132163. The reversal of 1320259132079 is 9702319520231.

It is a cyclic number.

It is not a de Polignac number, because 1320259132079 - 2⁸ = 1320259131823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320259132279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 955457 + ... + 1885050.

It is an arithmetic number, because the mean of its divisors is an integer number (92032459200).

Almost surely, 2^{1320259132079} is an apocalyptic number.

1320259132079 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1320259132079 is a deficient number, since it is larger than the sum of its proper divisors (152260215121).

1320259132079 is a wasteful number, since it uses less digits than its factorization.

1320259132079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841982.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 1320259132079 in words is "one trillion, three hundred twenty billion, two hundred fifty-nine million, one hundred thirty-two thousand, seventy-nine".