142651144 has 16 divisors (see below), whose sum is σ = 272005200. Its totient is φ = 70116432.

The previous prime is 142651139. The next prime is 142651151. The reversal of 142651144 is 441156241.

142651144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150642 + ... + 151585.

It is an arithmetic number, because the mean of its divisors is an integer number (17000325).

Almost surely, 2^142651144 is an apocalyptic number.

It is an amenable number.

142651144 is a deficient number, since it is larger than the sum of its proper divisors (129354056).

142651144 is a wasteful number, since it uses less digits than its factorization.

142651144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302292 (or 302288 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 142651144 is about 11943.6654340282. The cubic root of 142651144 is about 522.5065667696.

The spelling of 142651144 in words is "one hundred forty-two million, six hundred fifty-one thousand, one hundred forty-four".