190342097191 has 2 divisors, whose sum is σ = 190342097192. Its totient is φ = 190342097190.

The previous prime is 190342097129. The next prime is 190342097203. The reversal of 190342097191 is 191790243091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190342097191 - 2⁷ = 190342097063 is a prime.

It is a super-2 number, since 2×190342097191² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190342097291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95171048595 + 95171048596.

It is an arithmetic number, because the mean of its divisors is an integer number (95171048596).

Almost surely, 2^190342097191 is an apocalyptic number.

190342097191 is a deficient number, since it is larger than the sum of its proper divisors (1).

190342097191 is an equidigital number, since it uses as much as digits as its factorization.

190342097191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 46.

The spelling of 190342097191 in words is "one hundred ninety billion, three hundred forty-two million, ninety-seven thousand, one hundred ninety-one".