117245005 has 8 divisors (see below), whose sum is σ = 148970232. Its totient is φ = 88278528.

The previous prime is 117244997. The next prime is 117245021. The reversal of 117245005 is 500542711.

It can be written as a sum of positive squares in 4 ways, for example, as 55323844 + 61921161 = 7438^2 + 7869^2 .

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 117245005 - 2³ = 117244997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689592 + ... + 689761.

It is an arithmetic number, because the mean of its divisors is an integer number (18621279).

Almost surely, 2^117245005 is an apocalyptic number.

It is an amenable number.

117245005 is a deficient number, since it is larger than the sum of its proper divisors (31725227).

117245005 is a wasteful number, since it uses less digits than its factorization.

117245005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379375.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 117245005 is about 10827.9732637276. The cubic root of 117245005 is about 489.4384863106.

Adding to 117245005 its reverse (500542711), we get a palindrome (617787716).

The spelling of 117245005 in words is "one hundred seventeen million, two hundred forty-five thousand, five".