2657234917 has 2 divisors, whose sum is σ = 2657234918. Its totient is φ = 2657234916.

The previous prime is 2657234893. The next prime is 2657234933. The reversal of 2657234917 is 7194327562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2153052801 + 504182116 = 46401^2 + 22454^2 .

It is a cyclic number.

It is not a de Polignac number, because 2657234917 - 2¹⁹ = 2656710629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2657234017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328617458 + 1328617459.

It is an arithmetic number, because the mean of its divisors is an integer number (1328617459).

Almost surely, 2^2657234917 is an apocalyptic number.

It is an amenable number.

2657234917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2657234917 is an equidigital number, since it uses as much as digits as its factorization.

2657234917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 46.

The square root of 2657234917 is about 51548.3745330539. The cubic root of 2657234917 is about 1385.0857149139.

The spelling of 2657234917 in words is "two billion, six hundred fifty-seven million, two hundred thirty-four thousand, nine hundred seventeen".