117293245 has 8 divisors (see below), whose sum is σ = 140810040. Its totient is φ = 93795840.

The previous prime is 117293233. The next prime is 117293257. The reversal of 117293245 is 542392711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117293233) and next prime (117293257).

It can be written as a sum of positive squares in 4 ways, for example, as 3849444 + 113443801 = 1962^2 + 10651^2 .

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

It is not a de Polignac number, because 117293245 - 2¹³ = 117285053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117293245.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 21121 + ... + 26089.

It is an arithmetic number, because the mean of its divisors is an integer number (17601255).

Almost surely, 2^117293245 is an apocalyptic number.

It is an amenable number.

117293245 is a deficient number, since it is larger than the sum of its proper divisors (23516795).

117293245 is an equidigital number, since it uses as much as digits as its factorization.

117293245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9695.

The product of its digits is 15120, while the sum is 34.

The square root of 117293245 is about 10830.2005983269. The cubic root of 117293245 is about 489.5056029586.

The spelling of 117293245 in words is "one hundred seventeen million, two hundred ninety-three thousand, two hundred forty-five".