142030133 has 8 divisors (see below), whose sum is σ = 162394368. Its totient is φ = 121684464.

The previous prime is 142029977. The next prime is 142030153. The reversal of 142030133 is 331030241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142030133 - 2¹² = 142026037 is a prime.

It is a super-3 number, since 3×142030133³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142030153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21860 + ... + 27602.

It is an arithmetic number, because the mean of its divisors is an integer number (20299296).

Almost surely, 2^142030133 is an apocalyptic number.

It is an amenable number.

142030133 is a deficient number, since it is larger than the sum of its proper divisors (20364235).

142030133 is an equidigital number, since it uses as much as digits as its factorization.

142030133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9283.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 142030133 is about 11917.6395733383. The cubic root of 142030133 is about 521.7472450641.

Adding to 142030133 its reverse (331030241), we get a palindrome (473060374).

The spelling of 142030133 in words is "one hundred forty-two million, thirty thousand, one hundred thirty-three".