192140687 has 2 divisors, whose sum is σ = 192140688. Its totient is φ = 192140686.

The previous prime is 192140677. The next prime is 192140693. The reversal of 192140687 is 786041291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 192140687 - 2⁴ = 192140671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 192140687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (192140677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96070343 + 96070344.

It is an arithmetic number, because the mean of its divisors is an integer number (96070344).

Almost surely, 2^192140687 is an apocalyptic number.

192140687 is a deficient number, since it is larger than the sum of its proper divisors (1).

192140687 is an equidigital number, since it uses as much as digits as its factorization.

192140687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 192140687 is about 13861.4821357602. The cubic root of 192140687 is about 577.0407005022.

The spelling of 192140687 in words is "one hundred ninety-two million, one hundred forty thousand, six hundred eighty-seven".