142012334 has 16 divisors (see below), whose sum is σ = 217413072. Its totient is φ = 69546048.

The previous prime is 142012307. The next prime is 142012349. The reversal of 142012334 is 433210241.

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, 118442 + ... + 119634.

It is an arithmetic number, because the mean of its divisors is an integer number (13588317).

Almost surely, 2^142012334 is an apocalyptic number.

142012334 is a deficient number, since it is larger than the sum of its proper divisors (75400738).

142012334 is a wasteful number, since it uses less digits than its factorization.

142012334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2371.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 142012334 is about 11916.8927997192. The cubic root of 142012334 is about 521.7254492968.

Adding to 142012334 its reverse (433210241), we get a palindrome (575222575).

The spelling of 142012334 in words is "one hundred forty-two million, twelve thousand, three hundred thirty-four".