19537414319 has 2 divisors, whose sum is σ = 19537414320. Its totient is φ = 19537414318.

The previous prime is 19537414283. The next prime is 19537414321. The reversal of 19537414319 is 91341473591.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19537414319 is a prime.

It is a super-2 number, since 2×19537414319² (a number of 21 digits) contains 22 as substring.

Together with 19537414321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19537414019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9768707159 + 9768707160.

It is an arithmetic number, because the mean of its divisors is an integer number (9768707160).

Almost surely, 2^19537414319 is an apocalyptic number.

19537414319 is a deficient number, since it is larger than the sum of its proper divisors (1).

19537414319 is an equidigital number, since it uses as much as digits as its factorization.

19537414319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The spelling of 19537414319 in words is "nineteen billion, five hundred thirty-seven million, four hundred fourteen thousand, three hundred nineteen".