1250122799 has 2 divisors, whose sum is σ = 1250122800. Its totient is φ = 1250122798.

The previous prime is 1250122763. The next prime is 1250122801. The reversal of 1250122799 is 9972210521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1250122799 - 2²⁰ = 1249074223 is a prime.

It is a Sophie Germain prime.

Together with 1250122801, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1250122099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625061399 + 625061400.

It is an arithmetic number, because the mean of its divisors is an integer number (625061400).

Almost surely, 2^1250122799 is an apocalyptic number.

1250122799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250122799 is an equidigital number, since it uses as much as digits as its factorization.

1250122799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 1250122799 is about 35357.0756567904. The cubic root of 1250122799 is about 1077.2526188509.

The spelling of 1250122799 in words is "one billion, two hundred fifty million, one hundred twenty-two thousand, seven hundred ninety-nine".