142412132 has 6 divisors (see below), whose sum is σ = 249221238. Its totient is φ = 71206064.

The previous prime is 142412131. The next prime is 142412197. The reversal of 142412132 is 231214241.

It can be written as a sum of positive squares in only one way, i.e., 125305636 + 17106496 = 11194^2 + 4136^2 .

It is not an unprimeable number, because it can be changed into a prime (142412131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17801513 + ... + 17801520.

It is an arithmetic number, because the mean of its divisors is an integer number (41536873).

Almost surely, 2^142412132 is an apocalyptic number.

It is an amenable number.

142412132 is a deficient number, since it is larger than the sum of its proper divisors (106809106).

142412132 is a wasteful number, since it uses less digits than its factorization.

142412132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35603037 (or 35603035 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 142412132 is about 11933.6554332694. The cubic root of 142412132 is about 522.2145837087.

Adding to 142412132 its reverse (231214241), we get a palindrome (373626373).

The spelling of 142412132 in words is "one hundred forty-two million, four hundred twelve thousand, one hundred thirty-two".