660112126 has 4 divisors (see below), whose sum is σ = 990168192. Its totient is φ = 330056062.

The previous prime is 660112111. The next prime is 660112127. The reversal of 660112126 is 621211066.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 660112126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660112127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165028030 + ... + 165028033.

It is an arithmetic number, because the mean of its divisors is an integer number (247542048).

Almost surely, 2^660112126 is an apocalyptic number.

660112126 is a deficient number, since it is larger than the sum of its proper divisors (330056066).

660112126 is a wasteful number, since it uses less digits than its factorization.

660112126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330056065.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 660112126 is about 25692.6473139690. The cubic root of 660112126 is about 870.7080711160.

The spelling of 660112126 in words is "six hundred sixty million, one hundred twelve thousand, one hundred twenty-six".