19297115119 has 2 divisors, whose sum is σ = 19297115120. Its totient is φ = 19297115118.

The previous prime is 19297115113. The next prime is 19297115137. The reversal of 19297115119 is 91151179291.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19297115119 - 2³ = 19297115111 is a prime.

It is a super-2 number, since 2×19297115119² (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 (19297115111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9648557559 + 9648557560.

It is an arithmetic number, because the mean of its divisors is an integer number (9648557560).

Almost surely, 2^19297115119 is an apocalyptic number.

19297115119 is a deficient number, since it is larger than the sum of its proper divisors (1).

19297115119 is an equidigital number, since it uses as much as digits as its factorization.

19297115119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 46.

The spelling of 19297115119 in words is "nineteen billion, two hundred ninety-seven million, one hundred fifteen thousand, one hundred nineteen".