126042734 has 8 divisors (see below), whose sum is σ = 189256728. Its totient is φ = 62957160.

The previous prime is 126042731. The next prime is 126042739. The reversal of 126042734 is 437240621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 126042697 and 126042706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126042731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29612 + ... + 33599.

It is an arithmetic number, because the mean of its divisors is an integer number (23657091).

Almost surely, 2^126042734 is an apocalyptic number.

126042734 is a deficient number, since it is larger than the sum of its proper divisors (63213994).

126042734 is an equidigital number, since it uses as much as digits as its factorization.

126042734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64210.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 126042734 is about 11226.8755226020. The cubic root of 126042734 is about 501.3864638822.

The spelling of 126042734 in words is "one hundred twenty-six million, forty-two thousand, seven hundred thirty-four".