102092091 has 8 divisors (see below), whose sum is σ = 139443024. Its totient is φ = 66401280.

The previous prime is 102092087. The next prime is 102092117. The reversal of 102092091 is 190290201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102092091 - 2² = 102092087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102092051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414886 + ... + 415131.

It is an arithmetic number, because the mean of its divisors is an integer number (17430378).

Almost surely, 2^102092091 is an apocalyptic number.

102092091 is a deficient number, since it is larger than the sum of its proper divisors (37350933).

102092091 is an equidigital number, since it uses as much as digits as its factorization.

102092091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830061.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 102092091 is about 10104.0630936272. The cubic root of 102092091 is about 467.3734447299.

The spelling of 102092091 in words is "one hundred two million, ninety-two thousand, ninety-one".