126267003 has 12 divisors (see below), whose sum is σ = 186834648. Its totient is φ = 82124640.

The previous prime is 126266981. The next prime is 126267013. The reversal of 126267003 is 300762621.

It is a happy number.

It is not a de Polignac number, because 126267003 - 2⁵ = 126266971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126267013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170725 + ... + 171462.

It is an arithmetic number, because the mean of its divisors is an integer number (15569554).

Almost surely, 2^126267003 is an apocalyptic number.

126267003 is a deficient number, since it is larger than the sum of its proper divisors (60567645).

126267003 is a wasteful number, since it uses less digits than its factorization.

126267003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342234 (or 342231 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 126267003 is about 11236.8591252182. The cubic root of 126267003 is about 501.6836615374.

It can be divided in two parts, 1262 and 67003, that added together give a triangular number (68265 = T₃₆₉).

The spelling of 126267003 in words is "one hundred twenty-six million, two hundred sixty-seven thousand, three".