126013459 has 16 divisors (see below), whose sum is σ = 151661664. Its totient is φ = 103161600.

The previous prime is 126013451. The next prime is 126013463. The reversal of 126013459 is 954310621.

It is a cyclic number.

It is not a de Polignac number, because 126013459 - 2³ = 126013451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126013459.

It is not an unprimeable number, because it can be changed into a prime (126013451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4884 + ... + 16609.

It is an arithmetic number, because the mean of its divisors is an integer number (9478854).

Almost surely, 2^126013459 is an apocalyptic number.

126013459 is a deficient number, since it is larger than the sum of its proper divisors (25648205).

126013459 is a wasteful number, since it uses less digits than its factorization.

126013459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21558.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 126013459 is about 11225.5716558223. The cubic root of 126013459 is about 501.3476431194.

The spelling of 126013459 in words is "one hundred twenty-six million, thirteen thousand, four hundred fifty-nine".