1252152599 has 2 divisors, whose sum is σ = 1252152600. Its totient is φ = 1252152598.

The previous prime is 1252152571. The next prime is 1252152617. The reversal of 1252152599 is 9952512521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252152599 is a prime.

It is a super-3 number, since 3×1252152599³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252152529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626076299 + 626076300.

It is an arithmetic number, because the mean of its divisors is an integer number (626076300).

Almost surely, 2^1252152599 is an apocalyptic number.

1252152599 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252152599 is an equidigital number, since it uses as much as digits as its factorization.

1252152599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 41.

The square root of 1252152599 is about 35385.7683115684. The cubic root of 1252152599 is about 1077.8353415998.

The spelling of 1252152599 in words is "one billion, two hundred fifty-two million, one hundred fifty-two thousand, five hundred ninety-nine".