126068661 has 12 divisors (see below), whose sum is σ = 187973760. Its totient is φ = 81334440.

The previous prime is 126068641. The next prime is 126068671. The reversal of 126068661 is 166860621.

It is not a de Polignac number, because 126068661 - 2⁷ = 126068533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126068641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225651 + ... + 226208.

It is an arithmetic number, because the mean of its divisors is an integer number (15664480).

Almost surely, 2^126068661 is an apocalyptic number.

It is an amenable number.

126068661 is a deficient number, since it is larger than the sum of its proper divisors (61905099).

126068661 is a wasteful number, since it uses less digits than its factorization.

126068661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451896 (or 451893 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 126068661 is about 11228.0301478042. The cubic root of 126068661 is about 501.4208399366.

The spelling of 126068661 in words is "one hundred twenty-six million, sixty-eight thousand, six hundred sixty-one".