126634345 has 8 divisors (see below), whose sum is σ = 153792576. Its totient is φ = 100086576.

The previous prime is 126634303. The next prime is 126634357. The reversal of 126634345 is 543436621.

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

It is a cyclic number.

It is not a de Polignac number, because 126634345 - 2⁷ = 126634217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126634345.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 152157 + ... + 152986.

It is an arithmetic number, because the mean of its divisors is an integer number (19224072).

Almost surely, 2^126634345 is an apocalyptic number.

It is an amenable number.

126634345 is a deficient number, since it is larger than the sum of its proper divisors (27158231).

126634345 is an equidigital number, since it uses as much as digits as its factorization.

126634345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305231.

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

The square root of 126634345 is about 11253.1926580860. The cubic root of 126634345 is about 502.1696978702.

The spelling of 126634345 in words is "one hundred twenty-six million, six hundred thirty-four thousand, three hundred forty-five".