19140098507 has 2 divisors, whose sum is σ = 19140098508. Its totient is φ = 19140098506.

The previous prime is 19140098503. The next prime is 19140098521. The reversal of 19140098507 is 70589004191.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19140098507 - 2² = 19140098503 is a prime.

It is not a weakly prime, because it can be changed into another prime (19140098503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9570049253 + 9570049254.

It is an arithmetic number, because the mean of its divisors is an integer number (9570049254).

Almost surely, 2^19140098507 is an apocalyptic number.

19140098507 is a deficient number, since it is larger than the sum of its proper divisors (1).

19140098507 is an equidigital number, since it uses as much as digits as its factorization.

19140098507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 44.

The spelling of 19140098507 in words is "nineteen billion, one hundred forty million, ninety-eight thousand, five hundred seven".