5151691319 has 4 divisors (see below), whose sum is σ = 5248893096. Its totient is φ = 5054489544.

The previous prime is 5151691289. The next prime is 5151691327. The reversal of 5151691319 is 9131961515.

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 5151691319 - 2²⁰ = 5150642743 is a prime.

It is a super-2 number, since 2×5151691319² = 53079846892519919522, 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 (5151691619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48600809 + ... + 48600914.

It is an arithmetic number, because the mean of its divisors is an integer number (1312223274).

Almost surely, 2^5151691319 is an apocalyptic number.

5151691319 is a deficient number, since it is larger than the sum of its proper divisors (97201777).

5151691319 is an equidigital number, since it uses as much as digits as its factorization.

5151691319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97201776.

The product of its digits is 36450, while the sum is 41.

The square root of 5151691319 is about 71775.2834825471. The cubic root of 5151691319 is about 1727.0965274464.

The spelling of 5151691319 in words is "five billion, one hundred fifty-one million, six hundred ninety-one thousand, three hundred nineteen".