117952845 has 16 divisors (see below), whose sum is σ = 192741120. Its totient is φ = 61569344.

The previous prime is 117952801. The next prime is 117952853. The reversal of 117952845 is 548259711.

It is a cyclic number.

It is not a de Polignac number, because 117952845 - 2¹² = 117948749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117952797 and 117952806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82950 + ... + 84359.

It is an arithmetic number, because the mean of its divisors is an integer number (12046320).

Almost surely, 2^117952845 is an apocalyptic number.

117952845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117952845 is a deficient number, since it is larger than the sum of its proper divisors (74788275).

117952845 is a wasteful number, since it uses less digits than its factorization.

117952845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167364.

The product of its digits is 100800, while the sum is 42.

The square root of 117952845 is about 10860.6097895100. The cubic root of 117952845 is about 490.4214685556.

The spelling of 117952845 in words is "one hundred seventeen million, nine hundred fifty-two thousand, eight hundred forty-five".