15119797619 has 2 divisors, whose sum is σ = 15119797620. Its totient is φ = 15119797618.

The previous prime is 15119797601. The next prime is 15119797633. The reversal of 15119797619 is 91679791151.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15119797619 is a prime.

It is a super-2 number, since 2×15119797619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15119797519) 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 as a sum of consecutive naturals, namely, 7559898809 + 7559898810.

It is an arithmetic number, because the mean of its divisors is an integer number (7559898810).

Almost surely, 2^15119797619 is an apocalyptic number.

15119797619 is a deficient number, since it is larger than the sum of its proper divisors (1).

15119797619 is an equidigital number, since it uses as much as digits as its factorization.

15119797619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1071630, while the sum is 56.

The spelling of 15119797619 in words is "fifteen billion, one hundred nineteen million, seven hundred ninety-seven thousand, six hundred nineteen".