117002321 has 4 divisors (see below), whose sum is σ = 117078000. Its totient is φ = 116926644.

The previous prime is 117002309. The next prime is 117002351. The reversal of 117002321 is 123200711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117002321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117002321.

It is not an unprimeable number, because it can be changed into a prime (117002351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35471 + ... + 38628.

It is an arithmetic number, because the mean of its divisors is an integer number (29269500).

Almost surely, 2^117002321 is an apocalyptic number.

It is an amenable number.

117002321 is a deficient number, since it is larger than the sum of its proper divisors (75679).

117002321 is an equidigital number, since it uses as much as digits as its factorization.

117002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75678.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 117002321 is about 10816.7611141228. The cubic root of 117002321 is about 489.1005588030.

The spelling of 117002321 in words is "one hundred seventeen million, two thousand, three hundred twenty-one".