70111116 has 48 divisors (see below), whose sum is σ = 184867200. Its totient is φ = 22972176.

The previous prime is 70111099. The next prime is 70111117. The reversal of 70111116 is 61111107.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (70111117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 871 + ... + 11873.

It is an arithmetic number, because the mean of its divisors is an integer number (3851400).

Almost surely, 2^70111116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70111116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92433600).

70111116 is an abundant number, since it is smaller than the sum of its proper divisors (114756084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70111116 is a wasteful number, since it uses less digits than its factorization.

70111116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11075 (or 11067 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 18.

The square root of 70111116 is about 8373.2380833224. The cubic root of 70111116 is about 412.3464817158.

Subtracting from 70111116 its reverse (61111107), we obtain a palindrome (9000009).

The spelling of 70111116 in words is "seventy million, one hundred eleven thousand, one hundred sixteen".