13719103609 has 8 divisors (see below), whose sum is σ = 13914423432. Its totient is φ = 13524950400.

The previous prime is 13719103553. The next prime is 13719103613. The reversal of 13719103609 is 90630191731.

It can be written as a sum of positive squares in 4 ways, for example, as 5843073600 + 7876030009 = 76440^2 + 88747^2 .

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

It is not a de Polignac number, because 13719103609 - 2⁷ = 13719103481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13719163609) 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, 267954 + ... + 315019.

It is an arithmetic number, because the mean of its divisors is an integer number (1739302929).

Almost surely, 2^13719103609 is an apocalyptic number.

It is an amenable number.

13719103609 is a deficient number, since it is larger than the sum of its proper divisors (195319823).

13719103609 is a wasteful number, since it uses less digits than its factorization.

13719103609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583307.

The product of its (nonzero) digits is 30618, while the sum is 40.

The spelling of 13719103609 in words is "thirteen billion, seven hundred nineteen million, one hundred three thousand, six hundred nine".