71862113 has 8 divisors (see below), whose sum is σ = 72931200. Its totient is φ = 70797168.

The previous prime is 71862067. The next prime is 71862137. The reversal of 71862113 is 31126817.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71862113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71862613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55370 + ... + 56652.

It is an arithmetic number, because the mean of its divisors is an integer number (9116400).

Almost surely, 2^71862113 is an apocalyptic number.

It is an amenable number.

71862113 is a deficient number, since it is larger than the sum of its proper divisors (1069087).

71862113 is a wasteful number, since it uses less digits than its factorization.

71862113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its digits is 2016, while the sum is 29.

The square root of 71862113 is about 8477.1524110399. The cubic root of 71862113 is about 415.7510240483.

The spelling of 71862113 in words is "seventy-one million, eight hundred sixty-two thousand, one hundred thirteen".