5252555597 has 2 divisors, whose sum is σ = 5252555598. Its totient is φ = 5252555596.

The previous prime is 5252555593. The next prime is 5252555629. The reversal of 5252555597 is 7955552525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4332404041 + 920151556 = 65821^2 + 30334^2 .

It is a cyclic number.

It is not a de Polignac number, because 5252555597 - 2² = 5252555593 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5252555593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2626277798 + 2626277799.

It is an arithmetic number, because the mean of its divisors is an integer number (2626277799).

Almost surely, 2^5252555597 is an apocalyptic number.

It is an amenable number.

5252555597 is a deficient number, since it is larger than the sum of its proper divisors (1).

5252555597 is an equidigital number, since it uses as much as digits as its factorization.

5252555597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3937500, while the sum is 50.

The square root of 5252555597 is about 72474.5168800731. The cubic root of 5252555597 is about 1738.2952869590.

The spelling of 5252555597 in words is "five billion, two hundred fifty-two million, five hundred fifty-five thousand, five hundred ninety-seven".