102610091 has 8 divisors (see below), whose sum is σ = 106618800. Its totient is φ = 98632800.

The previous prime is 102610063. The next prime is 102610121. The reversal of 102610091 is 190016201.

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

It is a cyclic number.

It is not a de Polignac number, because 102610091 - 2²⁶ = 35501227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102660091) 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, 1085 + ... + 14366.

It is an arithmetic number, because the mean of its divisors is an integer number (13327350).

Almost surely, 2^102610091 is an apocalyptic number.

102610091 is a deficient number, since it is larger than the sum of its proper divisors (4008709).

102610091 is a wasteful number, since it uses less digits than its factorization.

102610091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15709.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 102610091 is about 10129.6639134771. The cubic root of 102610091 is about 468.1625725768.

Adding to 102610091 its reverse (190016201), we get a palindrome (292626292).

The spelling of 102610091 in words is "one hundred two million, six hundred ten thousand, ninety-one".