19242152519 has 2 divisors, whose sum is σ = 19242152520. Its totient is φ = 19242152518.

The previous prime is 19242152407. The next prime is 19242152533. The reversal of 19242152519 is 91525124291.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19242152519 is a prime.

It is a super-2 number, since 2×19242152519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19242122519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9621076259 + 9621076260.

It is an arithmetic number, because the mean of its divisors is an integer number (9621076260).

Almost surely, 2^19242152519 is an apocalyptic number.

19242152519 is a deficient number, since it is larger than the sum of its proper divisors (1).

19242152519 is an equidigital number, since it uses as much as digits as its factorization.

19242152519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 41.

The spelling of 19242152519 in words is "nineteen billion, two hundred forty-two million, one hundred fifty-two thousand, five hundred nineteen".