117245854 has 12 divisors (see below), whose sum is σ = 193310712. Its totient is φ = 53293460.

The previous prime is 117245839. The next prime is 117245861. The reversal of 117245854 is 458542711.

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 5 ways as a sum of consecutive naturals, for example, 242002 + ... + 242485.

It is an arithmetic number, because the mean of its divisors is an integer number (16109226).

Almost surely, 2^117245854 is an apocalyptic number.

117245854 is a deficient number, since it is larger than the sum of its proper divisors (76064858).

117245854 is a wasteful number, since it uses less digits than its factorization.

117245854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484511 (or 484500 counting only the distinct ones).

The product of its digits is 44800, while the sum is 37.

The square root of 117245854 is about 10828.0124676692. The cubic root of 117245854 is about 489.4396676894.

It can be divided in two parts, 11724 and 5854, that added together give a triangular number (17578 = T₁₈₇).

The spelling of 117245854 in words is "one hundred seventeen million, two hundred forty-five thousand, eight hundred fifty-four".