117444345 has 16 divisors (see below), whose sum is σ = 194391360. Its totient is φ = 60476864.

The previous prime is 117444329. The next prime is 117444359. The reversal of 117444345 is 543444711.

It is a cyclic number.

It is not a de Polignac number, because 117444345 - 2⁴ = 117444329 is a prime.

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, 134559 + ... + 135428.

It is an arithmetic number, because the mean of its divisors is an integer number (12149460).

Almost surely, 2^117444345 is an apocalyptic number.

117444345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117444345 is a deficient number, since it is larger than the sum of its proper divisors (76947015).

117444345 is a wasteful number, since it uses less digits than its factorization.

117444345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270024.

The product of its digits is 26880, while the sum is 33.

The square root of 117444345 is about 10837.1742165566. The cubic root of 117444345 is about 489.7157104217.

The spelling of 117444345 in words is "one hundred seventeen million, four hundred forty-four thousand, three hundred forty-five".