192134357600891 has 2 divisors, whose sum is σ = 192134357600892. Its totient is φ = 192134357600890.

The previous prime is 192134357600833. The next prime is 192134357600903. The reversal of 192134357600891 is 198006753431291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 192134357600891 - 2⁶ = 192134357600827 is a prime.

It is a super-2 number, since 2×192134357600891² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 192134357600891.

It is not a weakly prime, because it can be changed into another prime (192134357600821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96067178800445 + 96067178800446.

It is an arithmetic number, because the mean of its divisors is an integer number (96067178800446).

It is a 1-persistent number, because it is pandigital, but 2⋅192134357600891 = 384268715201782 is not.

Almost surely, 2^{192134357600891} is an apocalyptic number.

192134357600891 is a deficient number, since it is larger than the sum of its proper divisors (1).

192134357600891 is an equidigital number, since it uses as much as digits as its factorization.

192134357600891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 192134357600891 in words is "one hundred ninety-two trillion, one hundred thirty-four billion, three hundred fifty-seven million, six hundred thousand, eight hundred ninety-one".