2124371897 has 2 divisors, whose sum is σ = 2124371898. Its totient is φ = 2124371896.

The previous prime is 2124371869. The next prime is 2124371911. The reversal of 2124371897 is 7981734212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1779489856 + 344882041 = 42184^2 + 18571^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124371897 - 2¹² = 2124367801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2124371497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062185948 + 1062185949.

It is an arithmetic number, because the mean of its divisors is an integer number (1062185949).

Almost surely, 2^2124371897 is an apocalyptic number.

It is an amenable number.

2124371897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124371897 is an equidigital number, since it uses as much as digits as its factorization.

2124371897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 44.

The square root of 2124371897 is about 46090.9090493993. The cubic root of 2124371897 is about 1285.5141138523.

The spelling of 2124371897 in words is "two billion, one hundred twenty-four million, three hundred seventy-one thousand, eight hundred ninety-seven".