142162055 has 16 divisors (see below), whose sum is σ = 195827520. Its totient is φ = 97051392.

The previous prime is 142162043. The next prime is 142162061. The reversal of 142162055 is 550261241.

It is a cyclic number.

It is not a de Polignac number, because 142162055 - 2¹⁶ = 142096519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854 + ... + 16883.

It is an arithmetic number, because the mean of its divisors is an integer number (12239220).

Almost surely, 2^142162055 is an apocalyptic number.

142162055 is a deficient number, since it is larger than the sum of its proper divisors (53665465).

142162055 is a wasteful number, since it uses less digits than its factorization.

142162055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17978.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 142162055 is about 11923.1730256673. The cubic root of 142162055 is about 521.9087334261.

The spelling of 142162055 in words is "one hundred forty-two million, one hundred sixty-two thousand, fifty-five".