142133334 has 16 divisors (see below), whose sum is σ = 324876288. Its totient is φ = 40609512.

The previous prime is 142133323. The next prime is 142133371. The reversal of 142133334 is 433331241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1692022 + ... + 1692105.

It is an arithmetic number, because the mean of its divisors is an integer number (20304768).

Almost surely, 2^142133334 is an apocalyptic number.

142133334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142133334 is an abundant number, since it is smaller than the sum of its proper divisors (182742954).

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

142133334 is a wasteful number, since it uses less digits than its factorization.

142133334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384139.

The product of its digits is 2592, while the sum is 24.

The square root of 142133334 is about 11921.9685455046. The cubic root of 142133334 is about 521.8735839851.

Adding to 142133334 its reverse (433331241), we get a palindrome (575464575).

The spelling of 142133334 in words is "one hundred forty-two million, one hundred thirty-three thousand, three hundred thirty-four".