542724943 has 2 divisors, whose sum is σ = 542724944. Its totient is φ = 542724942.

The previous prime is 542724883. The next prime is 542724947. The reversal of 542724943 is 349427245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542724943 - 2⁹ = 542724431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542724896 and 542724905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542724947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271362471 + 271362472.

It is an arithmetic number, because the mean of its divisors is an integer number (271362472).

Almost surely, 2^542724943 is an apocalyptic number.

542724943 is a deficient number, since it is larger than the sum of its proper divisors (1).

542724943 is an equidigital number, since it uses as much as digits as its factorization.

542724943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 542724943 is about 23296.4577350292. The cubic root of 542724943 is about 815.6927343189.

The spelling of 542724943 in words is "five hundred forty-two million, seven hundred twenty-four thousand, nine hundred forty-three".