142354312 has 8 divisors (see below), whose sum is σ = 266914350. Its totient is φ = 71177152.

The previous prime is 142354253. The next prime is 142354313. The reversal of 142354312 is 213453241.

142354312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 61246276 = 9006^2 + 7826^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (142354313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8897137 + ... + 8897152.

Almost surely, 2^142354312 is an apocalyptic number.

It is an amenable number.

142354312 is a deficient number, since it is larger than the sum of its proper divisors (124560038).

142354312 is a wasteful number, since it uses less digits than its factorization.

142354312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17794295 (or 17794291 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 142354312 is about 11931.2326270172. The cubic root of 142354312 is about 522.1439002772.

The spelling of 142354312 in words is "one hundred forty-two million, three hundred fifty-four thousand, three hundred twelve".