126953966 has 8 divisors (see below), whose sum is σ = 190997040. Its totient is φ = 63288288.

The previous prime is 126953963. The next prime is 126953987. The reversal of 126953966 is 669359621.

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

It is a super-3 number, since 3×126953966³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 126953966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126953963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93506 + ... + 94853.

It is an arithmetic number, because the mean of its divisors is an integer number (23874630).

Almost surely, 2^126953966 is an apocalyptic number.

126953966 is a deficient number, since it is larger than the sum of its proper divisors (64043074).

126953966 is a wasteful number, since it uses less digits than its factorization.

126953966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188698.

The product of its digits is 524880, while the sum is 47.

The square root of 126953966 is about 11267.3850559924. The cubic root of 126953966 is about 502.5918296240.

It can be divided in two parts, 12695 and 3966, that added together give a palindrome (16661).

The spelling of 126953966 in words is "one hundred twenty-six million, nine hundred fifty-three thousand, nine hundred sixty-six".