502142533 has 2 divisors, whose sum is σ = 502142534. Its totient is φ = 502142532.

The previous prime is 502142513. The next prime is 502142579. The reversal of 502142533 is 335241205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497200804 + 4941729 = 22298^2 + 2223^2 .

It is a cyclic number.

It is not a de Polignac number, because 502142533 - 2⁹ = 502142021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502142498 and 502142507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502142513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251071266 + 251071267.

It is an arithmetic number, because the mean of its divisors is an integer number (251071267).

Almost surely, 2^502142533 is an apocalyptic number.

It is an amenable number.

502142533 is a deficient number, since it is larger than the sum of its proper divisors (1).

502142533 is an equidigital number, since it uses as much as digits as its factorization.

502142533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 502142533 is about 22408.5370562203. The cubic root of 502142533 is about 794.8325969004.

Adding to 502142533 its reverse (335241205), we get a palindrome (837383738).

The spelling of 502142533 in words is "five hundred two million, one hundred forty-two thousand, five hundred thirty-three".