142887112 has 16 divisors (see below), whose sum is σ = 268041600. Its totient is φ = 71409360.

The previous prime is 142887083. The next prime is 142887131. The reversal of 142887112 is 211788241.

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, 26589 + ... + 31507.

It is an arithmetic number, because the mean of its divisors is an integer number (16752600).

Almost surely, 2^142887112 is an apocalyptic number.

It is an amenable number.

142887112 is a deficient number, since it is larger than the sum of its proper divisors (125154488).

142887112 is a wasteful number, since it uses less digits than its factorization.

142887112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8556 (or 8552 counting only the distinct ones).

The product of its digits is 7168, while the sum is 34.

The square root of 142887112 is about 11953.5397267922. The cubic root of 142887112 is about 522.7945114373.

The spelling of 142887112 in words is "one hundred forty-two million, eight hundred eighty-seven thousand, one hundred twelve".