70775117 has 24 divisors (see below), whose sum is σ = 87486336. Its totient is φ = 55940544.

The previous prime is 70775113. The next prime is 70775137. The reversal of 70775117 is 71157707.

It is not a de Polignac number, because 70775117 - 2² = 70775113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70775113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 649259 + ... + 649367.

It is an arithmetic number, because the mean of its divisors is an integer number (3645264).

Almost surely, 2^70775117 is an apocalyptic number.

It is an amenable number.

70775117 is a deficient number, since it is larger than the sum of its proper divisors (16711219).

70775117 is a wasteful number, since it uses less digits than its factorization.

70775117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 12005, while the sum is 35.

The square root of 70775117 is about 8412.7948388155. The cubic root of 70775117 is about 413.6441296833.

The spelling of 70775117 in words is "seventy million, seven hundred seventy-five thousand, one hundred seventeen".