142133023 has 2 divisors, whose sum is σ = 142133024. Its totient is φ = 142133022.

The previous prime is 142133011. The next prime is 142133041. The reversal of 142133023 is 320331241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142133023 - 2¹³ = 142124831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142133003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71066511 + 71066512.

It is an arithmetic number, because the mean of its divisors is an integer number (71066512).

Almost surely, 2^142133023 is an apocalyptic number.

142133023 is a deficient number, since it is larger than the sum of its proper divisors (1).

142133023 is an equidigital number, since it uses as much as digits as its factorization.

142133023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 142133023 is about 11921.9555023494. The cubic root of 142133023 is about 521.8732033500.

Adding to 142133023 its reverse (320331241), we get a palindrome (462464264).

The spelling of 142133023 in words is "one hundred forty-two million, one hundred thirty-three thousand, twenty-three".