142016533 has 2 divisors, whose sum is σ = 142016534. Its totient is φ = 142016532.

The previous prime is 142016527. The next prime is 142016587. The reversal of 142016533 is 335610241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130713489 + 11303044 = 11433^2 + 3362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142016533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142016498 and 142016507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142016593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71008266 + 71008267.

It is an arithmetic number, because the mean of its divisors is an integer number (71008267).

Almost surely, 2^142016533 is an apocalyptic number.

It is an amenable number.

142016533 is a deficient number, since it is larger than the sum of its proper divisors (1).

142016533 is an equidigital number, since it uses as much as digits as its factorization.

142016533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 142016533 is about 11917.0689768919. The cubic root of 142016533 is about 521.7305913469.

Adding to 142016533 its reverse (335610241), we get a palindrome (477626774).

The spelling of 142016533 in words is "one hundred forty-two million, sixteen thousand, five hundred thirty-three".