142251084 has 18 divisors (see below), whose sum is σ = 359579220. Its totient is φ = 47417016.

The previous prime is 142251079. The next prime is 142251107. The reversal of 142251084 is 480152241.

142251084 is a `hidden beast` number, since 142 + 2 + 510 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1975674 + ... + 1975745.

Almost surely, 2^142251084 is an apocalyptic number.

It is an amenable number.

142251084 is an abundant number, since it is smaller than the sum of its proper divisors (217328136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142251084 is a wasteful number, since it uses less digits than its factorization.

142251084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3951429 (or 3951424 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 142251084 is about 11926.9058854340. The cubic root of 142251084 is about 522.0176591551.

The spelling of 142251084 in words is "one hundred forty-two million, two hundred fifty-one thousand, eighty-four".