542054263 has 2 divisors, whose sum is σ = 542054264. Its totient is φ = 542054262.

The previous prime is 542054237. The next prime is 542054311. The reversal of 542054263 is 362450245.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542054263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542054663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271027131 + 271027132.

It is an arithmetic number, because the mean of its divisors is an integer number (271027132).

Almost surely, 2^542054263 is an apocalyptic number.

542054263 is a deficient number, since it is larger than the sum of its proper divisors (1).

542054263 is an equidigital number, since it uses as much as digits as its factorization.

542054263 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 31.

The square root of 542054263 is about 23282.0588221918. The cubic root of 542054263 is about 815.3565945522.

The spelling of 542054263 in words is "five hundred forty-two million, fifty-four thousand, two hundred sixty-three".