2421296957 has 2 divisors, whose sum is σ = 2421296958. Its totient is φ = 2421296956.

The previous prime is 2421296873. The next prime is 2421297001. The reversal of 2421296957 is 7596921242.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1286011321 + 1135285636 = 35861^2 + 33694^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421296957 - 2⁸ = 2421296701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421296557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210648478 + 1210648479.

It is an arithmetic number, because the mean of its divisors is an integer number (1210648479).

Almost surely, 2^2421296957 is an apocalyptic number.

It is an amenable number.

2421296957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421296957 is an equidigital number, since it uses as much as digits as its factorization.

2421296957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 2421296957 is about 49206.6759393479. The cubic root of 2421296957 is about 1342.8144892847.

The spelling of 2421296957 in words is "two billion, four hundred twenty-one million, two hundred ninety-six thousand, nine hundred fifty-seven".