2124138937 has 2 divisors, whose sum is σ = 2124138938. Its totient is φ = 2124138936.

The previous prime is 2124138911. The next prime is 2124138943. The reversal of 2124138937 is 7398314212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1592329216 + 531809721 = 39904^2 + 23061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124138937 - 2¹⁵ = 2124106169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2124138937.

It is not a weakly prime, because it can be changed into another prime (2124138997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062069468 + 1062069469.

It is an arithmetic number, because the mean of its divisors is an integer number (1062069469).

Almost surely, 2^2124138937 is an apocalyptic number.

It is an amenable number.

2124138937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124138937 is an equidigital number, since it uses as much as digits as its factorization.

2124138937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 2124138937 is about 46088.3818006230. The cubic root of 2124138937 is about 1285.4671220307.

The spelling of 2124138937 in words is "two billion, one hundred twenty-four million, one hundred thirty-eight thousand, nine hundred thirty-seven".