117460145 has 12 divisors (see below), whose sum is σ = 154931700. Its totient is φ = 85425120.

The previous prime is 117460129. The next prime is 117460151. The reversal of 117460145 is 541064711.

It can be written as a sum of positive squares in 2 ways, for example, as 13256881 + 104203264 = 3641^2 + 10208^2 .

It is not a de Polignac number, because 117460145 - 2⁴ = 117460129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96470 + ... + 97679.

It is an arithmetic number, because the mean of its divisors is an integer number (12910975).

Almost surely, 2^117460145 is an apocalyptic number.

It is an amenable number.

117460145 is a deficient number, since it is larger than the sum of its proper divisors (37471555).

117460145 is a wasteful number, since it uses less digits than its factorization.

117460145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194176 (or 194165 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 117460145 is about 10837.9031643579. The cubic root of 117460145 is about 489.7376702168.

The spelling of 117460145 in words is "one hundred seventeen million, four hundred sixty thousand, one hundred forty-five".