142130033 has 2 divisors, whose sum is σ = 142130034. Its totient is φ = 142130032.

The previous prime is 142130011. The next prime is 142130077. The reversal of 142130033 is 330031241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136142224 + 5987809 = 11668^2 + 2447^2 .

It is a cyclic number.

It is not a de Polignac number, because 142130033 - 2⁸ = 142129777 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 142129993 and 142130020.

It is not a weakly prime, because it can be changed into another prime (142130083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71065016 + 71065017.

It is an arithmetic number, because the mean of its divisors is an integer number (71065017).

Almost surely, 2^142130033 is an apocalyptic number.

It is an amenable number.

142130033 is a deficient number, since it is larger than the sum of its proper divisors (1).

142130033 is an equidigital number, since it uses as much as digits as its factorization.

142130033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 142130033 is about 11921.8301027988. The cubic root of 142130033 is about 521.8695438396.

Adding to 142130033 its reverse (330031241), we get a palindrome (472161274).

The spelling of 142130033 in words is "one hundred forty-two million, one hundred thirty thousand, thirty-three".