70067117 has 4 divisors (see below), whose sum is σ = 73754880. Its totient is φ = 66379356.

The previous prime is 70067071. The next prime is 70067191. The reversal of 70067117 is 71176007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70067117 - 2²⁰ = 69018541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70067117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70067197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843853 + ... + 1843890.

It is an arithmetic number, because the mean of its divisors is an integer number (18438720).

Almost surely, 2^70067117 is an apocalyptic number.

It is an amenable number.

70067117 is a deficient number, since it is larger than the sum of its proper divisors (3687763).

70067117 is a wasteful number, since it uses less digits than its factorization.

70067117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687762.

The product of its (nonzero) digits is 2058, while the sum is 29.

The square root of 70067117 is about 8370.6103122771. The cubic root of 70067117 is about 412.2602061462.

The spelling of 70067117 in words is "seventy million, sixty-seven thousand, one hundred seventeen".