142112733 has 8 divisors (see below), whose sum is σ = 216552768. Its totient is φ = 81207264.

The previous prime is 142112717. The next prime is 142112749. The reversal of 142112733 is 337211241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142112717) and next prime (142112749).

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

It is not a de Polignac number, because 142112733 - 2⁴ = 142112717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142112713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3383616 + ... + 3383657.

It is an arithmetic number, because the mean of its divisors is an integer number (27069096).

Almost surely, 2^142112733 is an apocalyptic number.

It is an amenable number.

142112733 is a deficient number, since it is larger than the sum of its proper divisors (74440035).

142112733 is an equidigital number, since it uses as much as digits as its factorization.

142112733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6767283.

The product of its digits is 1008, while the sum is 24.

The square root of 142112733 is about 11921.1045209746. The cubic root of 142112733 is about 521.8483690762.

Adding to 142112733 its reverse (337211241), we get a palindrome (479323974).

It can be divided in two parts, 142112 and 733, that added together give a triangular number (142845 = T₅₃₄).

The spelling of 142112733 in words is "one hundred forty-two million, one hundred twelve thousand, seven hundred thirty-three".