1992912947099 has 2 divisors, whose sum is σ = 1992912947100. Its totient is φ = 1992912947098.

The previous prime is 1992912947029. The next prime is 1992912947107. The reversal of 1992912947099 is 9907492192991.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1992912947099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1992912947029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996456473549 + 996456473550.

It is an arithmetic number, because the mean of its divisors is an integer number (996456473550).

Almost surely, 2^{1992912947099} is an apocalyptic number.

1992912947099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1992912947099 is an equidigital number, since it uses as much as digits as its factorization.

1992912947099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59521392, while the sum is 71.

The spelling of 1992912947099 in words is "one trillion, nine hundred ninety-two billion, nine hundred twelve million, nine hundred forty-seven thousand, ninety-nine".