126264039 has 32 divisors (see below), whose sum is σ = 190003968. Its totient is φ = 73920000.

The previous prime is 126264037. The next prime is 126264077. The reversal of 126264039 is 930462621.

It is not a de Polignac number, because 126264039 - 2¹ = 126264037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126264037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142879 + ... + 143759.

It is an arithmetic number, because the mean of its divisors is an integer number (5937624).

Almost surely, 2^126264039 is an apocalyptic number.

126264039 is a deficient number, since it is larger than the sum of its proper divisors (63739929).

126264039 is a wasteful number, since it uses less digits than its factorization.

126264039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 126264039 is about 11236.7272370562. The cubic root of 126264039 is about 501.6797359882.

The spelling of 126264039 in words is "one hundred twenty-six million, two hundred sixty-four thousand, thirty-nine".