70117527 has 4 divisors (see below), whose sum is σ = 93490040. Its totient is φ = 46745016.

The previous prime is 70117511. The next prime is 70117529. The reversal of 70117527 is 72571107.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70117527 - 2⁴ = 70117511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70117494 and 70117503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70117529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11686252 + ... + 11686257.

It is an arithmetic number, because the mean of its divisors is an integer number (23372510).

Almost surely, 2^70117527 is an apocalyptic number.

70117527 is a deficient number, since it is larger than the sum of its proper divisors (23372513).

70117527 is a wasteful number, since it uses less digits than its factorization.

70117527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23372512.

The product of its (nonzero) digits is 3430, while the sum is 30.

The square root of 70117527 is about 8373.6209013783. The cubic root of 70117527 is about 412.3590497311.

The spelling of 70117527 in words is "seventy million, one hundred seventeen thousand, five hundred twenty-seven".