2124371847 has 32 divisors (see below), whose sum is σ = 3123671040. Its totient is φ = 1276047360.

The previous prime is 2124371819. The next prime is 2124371869. The reversal of 2124371847 is 7481734212.

It is not a de Polignac number, because 2124371847 - 2⁶ = 2124371783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124371897) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788679 + ... + 791367.

It is an arithmetic number, because the mean of its divisors is an integer number (97614720).

Almost surely, 2^2124371847 is an apocalyptic number.

2124371847 is a deficient number, since it is larger than the sum of its proper divisors (999299193).

2124371847 is a wasteful number, since it uses less digits than its factorization.

2124371847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183.

The product of its digits is 75264, while the sum is 39.

The square root of 2124371847 is about 46090.9085069930. The cubic root of 2124371847 is about 1285.5141037669.

The spelling of 2124371847 in words is "two billion, one hundred twenty-four million, three hundred seventy-one thousand, eight hundred forty-seven".