1313914519 has 4 divisors (see below), whose sum is σ = 1314096696. Its totient is φ = 1313732344.

The previous prime is 1313914501. The next prime is 1313914523. The reversal of 1313914519 is 9154193131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1313914519 - 2¹¹ = 1313912471 is a prime.

It is a super-2 number, since 2×1313914519² = 3452742726478002722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313911519) 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, 79804 + ... + 94849.

It is an arithmetic number, because the mean of its divisors is an integer number (328524174).

Almost surely, 2^1313914519 is an apocalyptic number.

1313914519 is a deficient number, since it is larger than the sum of its proper divisors (182177).

1313914519 is an equidigital number, since it uses as much as digits as its factorization.

1313914519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182176.

The product of its digits is 14580, while the sum is 37.

The square root of 1313914519 is about 36247.9588252911. The cubic root of 1313914519 is about 1095.2729715680.

The spelling of 1313914519 in words is "one billion, three hundred thirteen million, nine hundred fourteen thousand, five hundred nineteen".