992099387 has 2 divisors, whose sum is σ = 992099388. Its totient is φ = 992099386.

The previous prime is 992099377. The next prime is 992099393. The reversal of 992099387 is 783990299.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992099387 is a prime.

It is a super-2 number, since 2×992099387² = 1968522387371551538, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (992099327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496049693 + 496049694.

It is an arithmetic number, because the mean of its divisors is an integer number (496049694).

Almost surely, 2^992099387 is an apocalyptic number.

992099387 is a deficient number, since it is larger than the sum of its proper divisors (1).

992099387 is an equidigital number, since it uses as much as digits as its factorization.

992099387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2204496, while the sum is 56.

The square root of 992099387 is about 31497.6092267334. The cubic root of 992099387 is about 997.3594962098.

The spelling of 992099387 in words is "nine hundred ninety-two million, ninety-nine thousand, three hundred eighty-seven".