126090799 has 2 divisors, whose sum is σ = 126090800. Its totient is φ = 126090798.

The previous prime is 126090787. The next prime is 126090823. The reversal of 126090799 is 997090621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126090799 - 2⁹ = 126090287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126090719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63045399 + 63045400.

It is an arithmetic number, because the mean of its divisors is an integer number (63045400).

Almost surely, 2^126090799 is an apocalyptic number.

126090799 is a deficient number, since it is larger than the sum of its proper divisors (1).

126090799 is an equidigital number, since it uses as much as digits as its factorization.

126090799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 126090799 is about 11229.0159408561. The cubic root of 126090799 is about 501.4501885068.

The spelling of 126090799 in words is "one hundred twenty-six million, ninety thousand, seven hundred ninety-nine".