12775142 has 8 divisors (see below), whose sum is σ = 19190736. Its totient is φ = 6378232.

The previous prime is 12775141. The next prime is 12775151. The reversal of 12775142 is 24157721.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12775141) 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, 2813 + ... + 5784.

It is an arithmetic number, because the mean of its divisors is an integer number (2398842).

Almost surely, 2^12775142 is an apocalyptic number.

12775142 is a deficient number, since it is larger than the sum of its proper divisors (6415594).

12775142 is an equidigital number, since it uses as much as digits as its factorization.

12775142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342.

The product of its digits is 3920, while the sum is 29.

The square root of 12775142 is about 3574.2330645888. The cubic root of 12775142 is about 233.7698933568.

The spelling of 12775142 in words is "twelve million, seven hundred seventy-five thousand, one hundred forty-two".