126034129 has 4 divisors (see below), whose sum is σ = 135729076. Its totient is φ = 116339184.

The previous prime is 126034121. The next prime is 126034177. The reversal of 126034129 is 921430621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20930625 + 105103504 = 4575^2 + 10252^2 .

It is not a de Polignac number, because 126034129 - 2³ = 126034121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126034097 and 126034106.

It is not an unprimeable number, because it can be changed into a prime (126034121) 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 3 ways as a sum of consecutive naturals, for example, 4847454 + ... + 4847479.

It is an arithmetic number, because the mean of its divisors is an integer number (33932269).

Almost surely, 2^126034129 is an apocalyptic number.

It is an amenable number.

126034129 is a deficient number, since it is larger than the sum of its proper divisors (9694947).

126034129 is an equidigital number, since it uses as much as digits as its factorization.

126034129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9694946.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 126034129 is about 11226.4922838792. The cubic root of 126034129 is about 501.3750536550.

The spelling of 126034129 in words is "one hundred twenty-six million, thirty-four thousand, one hundred twenty-nine".