1295896517 has 2 divisors, whose sum is σ = 1295896518. Its totient is φ = 1295896516.

The previous prime is 1295896477. The next prime is 1295896529. The reversal of 1295896517 is 7156985921.

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., 712142596 + 583753921 = 26686^2 + 24161^2 .

It is an emirp because it is prime and its reverse (7156985921) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1295896517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1295896597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647948258 + 647948259.

It is an arithmetic number, because the mean of its divisors is an integer number (647948259).

Almost surely, 2^1295896517 is an apocalyptic number.

It is an amenable number.

1295896517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1295896517 is an equidigital number, since it uses as much as digits as its factorization.

1295896517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 53.

The square root of 1295896517 is about 35998.5627074193. The cubic root of 1295896517 is about 1090.2433362401.

The spelling of 1295896517 in words is "one billion, two hundred ninety-five million, eight hundred ninety-six thousand, five hundred seventeen".