542328503 has 2 divisors, whose sum is σ = 542328504. Its totient is φ = 542328502.

The previous prime is 542328497. The next prime is 542328541. The reversal of 542328503 is 305823245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542328503 - 2⁶ = 542328439 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542328503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542328583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271164251 + 271164252.

It is an arithmetic number, because the mean of its divisors is an integer number (271164252).

Almost surely, 2^542328503 is an apocalyptic number.

542328503 is a deficient number, since it is larger than the sum of its proper divisors (1).

542328503 is an equidigital number, since it uses as much as digits as its factorization.

542328503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 542328503 is about 23287.9475909750. The cubic root of 542328503 is about 815.4940750649.

The spelling of 542328503 in words is "five hundred forty-two million, three hundred twenty-eight thousand, five hundred three".