13139619413 has 16 divisors (see below), whose sum is σ = 14314054320. Its totient is φ = 12010991616.

The previous prime is 13139619371. The next prime is 13139619419. The reversal of 13139619413 is 31491693131.

It can be written as a sum of positive squares in 8 ways, for example, as 1898954929 + 11240664484 = 43577^2 + 106022^2 .

It is a cyclic number.

It is not a de Polignac number, because 13139619413 - 2²² = 13135425109 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 (13139619419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339545 + ... + 376257.

It is an arithmetic number, because the mean of its divisors is an integer number (894628395).

Almost surely, 2^13139619413 is an apocalyptic number.

It is an amenable number.

13139619413 is a deficient number, since it is larger than the sum of its proper divisors (1174434907).

13139619413 is a wasteful number, since it uses less digits than its factorization.

13139619413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37336.

The product of its digits is 52488, while the sum is 41.

The spelling of 13139619413 in words is "thirteen billion, one hundred thirty-nine million, six hundred nineteen thousand, four hundred thirteen".