2124442997 has 2 divisors, whose sum is σ = 2124442998. Its totient is φ = 2124442996.

The previous prime is 2124442987. The next prime is 2124443011. The reversal of 2124442997 is 7992444212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2097548401 + 26894596 = 45799^2 + 5186^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124442997 - 2¹⁰ = 2124441973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124442967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062221498 + 1062221499.

It is an arithmetic number, because the mean of its divisors is an integer number (1062221499).

Almost surely, 2^2124442997 is an apocalyptic number.

It is an amenable number.

2124442997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124442997 is an equidigital number, since it uses as much as digits as its factorization.

2124442997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 2124442997 is about 46091.6803447216. The cubic root of 2124442997 is about 1285.5284551946.

The spelling of 2124442997 in words is "two billion, one hundred twenty-four million, four hundred forty-two thousand, nine hundred ninety-seven".