142031045 has 16 divisors (see below), whose sum is σ = 183980160. Its totient is φ = 104637504.

The previous prime is 142031017. The next prime is 142031059. The reversal of 142031045 is 540130241.

142031045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142031045 - 2⁶ = 142030981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28016 + ... + 32694.

It is an arithmetic number, because the mean of its divisors is an integer number (11498760).

Almost surely, 2^142031045 is an apocalyptic number.

It is an amenable number.

142031045 is a deficient number, since it is larger than the sum of its proper divisors (41949115).

142031045 is a wasteful number, since it uses less digits than its factorization.

142031045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 142031045 is about 11917.6778358873. The cubic root of 142031045 is about 521.7483618048.

Adding to 142031045 its reverse (540130241), we get a palindrome (682161286).

The spelling of 142031045 in words is "one hundred forty-two million, thirty-one thousand, forty-five".