92123987 has 2 divisors, whose sum is σ = 92123988. Its totient is φ = 92123986.

The previous prime is 92123953. The next prime is 92124001. The reversal of 92123987 is 78932129.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 92123987 - 2¹⁸ = 91861843 is a prime.

It is not a weakly prime, because it can be changed into another prime (92123917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46061993 + 46061994.

It is an arithmetic number, because the mean of its divisors is an integer number (46061994).

Almost surely, 2^92123987 is an apocalyptic number.

92123987 is a deficient number, since it is larger than the sum of its proper divisors (1).

92123987 is an equidigital number, since it uses as much as digits as its factorization.

92123987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 92123987 is about 9598.1241396431. The cubic root of 92123987 is about 451.6384502071.

The spelling of 92123987 in words is "ninety-two million, one hundred twenty-three thousand, nine hundred eighty-seven".