711112491 has 24 divisors (see below), whose sum is σ = 1063433280. Its totient is φ = 457612416.

The previous prime is 711112481. The next prime is 711112511. The reversal of 711112491 is 194211117.

It is not a de Polignac number, because 711112491 - 2⁹ = 711111979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (711112421) 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, 19365 + ... + 42393.

It is an arithmetic number, because the mean of its divisors is an integer number (44309720).

Almost surely, 2^711112491 is an apocalyptic number.

711112491 is a deficient number, since it is larger than the sum of its proper divisors (352320789).

711112491 is a wasteful number, since it uses less digits than its factorization.

711112491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23155 (or 23152 counting only the distinct ones).

The product of its digits is 504, while the sum is 27.

The square root of 711112491 is about 26666.6925395708. The cubic root of 711112491 is about 892.5778441153.

The spelling of 711112491 in words is "seven hundred eleven million, one hundred twelve thousand, four hundred ninety-one".