824113971 has 12 divisors (see below), whose sum is σ = 1191552648. Its totient is φ = 548871264.

The previous prime is 824113957. The next prime is 824113973. The reversal of 824113971 is 179311428.

It is a happy number.

It is not a de Polignac number, because 824113971 - 2²³ = 815725363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (824113973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35025 + ... + 53618.

It is an arithmetic number, because the mean of its divisors is an integer number (99296054).

Almost surely, 2^824113971 is an apocalyptic number.

824113971 is a deficient number, since it is larger than the sum of its proper divisors (367438677).

824113971 is a wasteful number, since it uses less digits than its factorization.

824113971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89682 (or 89679 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 824113971 is about 28707.3853041338. The cubic root of 824113971 is about 937.5528512071.

The spelling of 824113971 in words is "eight hundred twenty-four million, one hundred thirteen thousand, nine hundred seventy-one".