126693434 has 8 divisors (see below), whose sum is σ = 217188768. Its totient is φ = 54297180.

The previous prime is 126693433. The next prime is 126693461. The reversal of 126693434 is 434396621.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (126693433) 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, 4524752 + ... + 4524779.

It is an arithmetic number, because the mean of its divisors is an integer number (27148596).

Almost surely, 2^126693434 is an apocalyptic number.

126693434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

126693434 is a deficient number, since it is larger than the sum of its proper divisors (90495334).

126693434 is an equidigital number, since it uses as much as digits as its factorization.

126693434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9049540.

The product of its digits is 93312, while the sum is 38.

The square root of 126693434 is about 11255.8177845948. The cubic root of 126693434 is about 502.2477917219.

The spelling of 126693434 in words is "one hundred twenty-six million, six hundred ninety-three thousand, four hundred thirty-four".