1517996713 has 4 divisors (see below), whose sum is σ = 1521088848. Its totient is φ = 1514904580.

The previous prime is 1517996639. The next prime is 1517996723. The reversal of 1517996713 is 3176997151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1517996713 - 2⁹ = 1517996201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1517996723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545331 + ... + 1546312.

It is an arithmetic number, because the mean of its divisors is an integer number (380272212).

Almost surely, 2^1517996713 is an apocalyptic number.

It is an amenable number.

1517996713 is a deficient number, since it is larger than the sum of its proper divisors (3092135).

1517996713 is an equidigital number, since it uses as much as digits as its factorization.

1517996713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3092134.

The product of its digits is 357210, while the sum is 49.

The square root of 1517996713 is about 38961.4772948871. The cubic root of 1517996713 is about 1149.2740757025.

The spelling of 1517996713 in words is "one billion, five hundred seventeen million, nine hundred ninety-six thousand, seven hundred thirteen".