1295049589 has 2 divisors, whose sum is σ = 1295049590. Its totient is φ = 1295049588.

The previous prime is 1295049577. The next prime is 1295049631. The reversal of 1295049589 is 9859405921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1284648964 + 10400625 = 35842^2 + 3225^2 .

It is a cyclic number.

It is not a de Polignac number, because 1295049589 - 2⁷ = 1295049461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1295049989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647524794 + 647524795.

It is an arithmetic number, because the mean of its divisors is an integer number (647524795).

Almost surely, 2^1295049589 is an apocalyptic number.

It is an amenable number.

1295049589 is a deficient number, since it is larger than the sum of its proper divisors (1).

1295049589 is an equidigital number, since it uses as much as digits as its factorization.

1295049589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 52.

The square root of 1295049589 is about 35986.7974262784. The cubic root of 1295049589 is about 1090.0057764192.

The spelling of 1295049589 in words is "one billion, two hundred ninety-five million, forty-nine thousand, five hundred eighty-nine".