126400059 has 12 divisors (see below), whose sum is σ = 182830752. Its totient is φ = 84150000.

The previous prime is 126400039. The next prime is 126400073. The reversal of 126400059 is 950004621.

126400059 is a `hidden beast` number, since 12 + 640 + 0 + 0 + 5 + 9 = 666.

It is not a de Polignac number, because 126400059 - 2⁹ = 126399547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126400039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2592 + ... + 16109.

It is an arithmetic number, because the mean of its divisors is an integer number (15235896).

Almost surely, 2^126400059 is an apocalyptic number.

126400059 is a deficient number, since it is larger than the sum of its proper divisors (56430693).

126400059 is a wasteful number, since it uses less digits than its factorization.

126400059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19458 (or 19455 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 126400059 is about 11242.7780819511. The cubic root of 126400059 is about 501.8598189033.

The spelling of 126400059 in words is "one hundred twenty-six million, four hundred thousand, fifty-nine".