5252965391 has 2 divisors, whose sum is σ = 5252965392. Its totient is φ = 5252965390.

The previous prime is 5252965379. The next prime is 5252965409. The reversal of 5252965391 is 1935692525.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5252965391 - 2⁶ = 5252965327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5252965301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2626482695 + 2626482696.

It is an arithmetic number, because the mean of its divisors is an integer number (2626482696).

Almost surely, 2^5252965391 is an apocalyptic number.

5252965391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5252965391 is an equidigital number, since it uses as much as digits as its factorization.

5252965391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729000, while the sum is 47.

The square root of 5252965391 is about 72477.3439841720. The cubic root of 5252965391 is about 1738.3404919036.

The spelling of 5252965391 in words is "five billion, two hundred fifty-two million, nine hundred sixty-five thousand, three hundred ninety-one".