1313019407903 has 32 divisors (see below), whose sum is σ = 1677196368000. Its totient is φ = 1022716810752.

The previous prime is 1313019407897. The next prime is 1313019407939. The reversal of 1313019407903 is 3097049103131.

It is not a de Polignac number, because 1313019407903 - 2⁴⁰ = 213507780127 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 (1313019407993) 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, 3713300 + ... + 4051497.

It is an arithmetic number, because the mean of its divisors is an integer number (52412386500).

Almost surely, 2^{1313019407903} is an apocalyptic number.

1313019407903 is a deficient number, since it is larger than the sum of its proper divisors (364176960097).

1313019407903 is an equidigital number, since it uses as much as digits as its factorization.

1313019407903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7764864 (or 7764850 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 41.

The spelling of 1313019407903 in words is "one trillion, three hundred thirteen billion, nineteen million, four hundred seven thousand, nine hundred three".