126252799 has 2 divisors, whose sum is σ = 126252800. Its totient is φ = 126252798.

The previous prime is 126252767. The next prime is 126252851. The reversal of 126252799 is 997252621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126252799 - 2⁵ = 126252767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126252299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63126399 + 63126400.

It is an arithmetic number, because the mean of its divisors is an integer number (63126400).

Almost surely, 2^126252799 is an apocalyptic number.

126252799 is a deficient number, since it is larger than the sum of its proper divisors (1).

126252799 is an equidigital number, since it uses as much as digits as its factorization.

126252799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 126252799 is about 11236.2270802970. The cubic root of 126252799 is about 501.6648490692.

The spelling of 126252799 in words is "one hundred twenty-six million, two hundred fifty-two thousand, seven hundred ninety-nine".