142745212 has 6 divisors (see below), whose sum is σ = 249804128. Its totient is φ = 71372604.

The previous prime is 142745203. The next prime is 142745263. The reversal of 142745212 is 212547241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17843148 + ... + 17843155.

Almost surely, 2^142745212 is an apocalyptic number.

It is an amenable number.

142745212 is a deficient number, since it is larger than the sum of its proper divisors (107058916).

142745212 is a wasteful number, since it uses less digits than its factorization.

142745212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35686307 (or 35686305 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 142745212 is about 11947.6027721045. The cubic root of 142745212 is about 522.6213931599.

The spelling of 142745212 in words is "one hundred forty-two million, seven hundred forty-five thousand, two hundred twelve".