126356434 has 16 divisors (see below), whose sum is σ = 204157440. Its totient is φ = 58481280.

The previous prime is 126356429. The next prime is 126356449. The reversal of 126356434 is 434653621.

It is a self number, because there is not a number n which added to its sum of digits gives 126356434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42879 + ... + 45730.

It is an arithmetic number, because the mean of its divisors is an integer number (12759840).

Almost surely, 2^126356434 is an apocalyptic number.

126356434 is a deficient number, since it is larger than the sum of its proper divisors (77801006).

126356434 is a wasteful number, since it uses less digits than its factorization.

126356434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88665.

The product of its digits is 51840, while the sum is 34.

The square root of 126356434 is about 11240.8377801657. The cubic root of 126356434 is about 501.8020759086.

The spelling of 126356434 in words is "one hundred twenty-six million, three hundred fifty-six thousand, four hundred thirty-four".