102609329 has 8 divisors (see below), whose sum is σ = 108276000. Its totient is φ = 96969312.

The previous prime is 102609293. The next prime is 102609341. The reversal of 102609329 is 923906201.

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

It is a de Polignac number, because none of the positive numbers 2^k-102609329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102609295 and 102609304.

It is not an unprimeable number, because it can be changed into a prime (102609359) 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, 1517 + ... + 14405.

It is an arithmetic number, because the mean of its divisors is an integer number (13534500).

Almost surely, 2^102609329 is an apocalyptic number.

102609329 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

102609329 is a deficient number, since it is larger than the sum of its proper divisors (5666671).

102609329 is a wasteful number, since it uses less digits than its factorization.

102609329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13327.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 102609329 is about 10129.6263011031. The cubic root of 102609329 is about 468.1614136890.

The spelling of 102609329 in words is "one hundred two million, six hundred nine thousand, three hundred twenty-nine".