543461263 has 2 divisors, whose sum is σ = 543461264. Its totient is φ = 543461262.

The previous prime is 543461257. The next prime is 543461267. The reversal of 543461263 is 362164345.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543461263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543461267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271730631 + 271730632.

It is an arithmetic number, because the mean of its divisors is an integer number (271730632).

Almost surely, 2^543461263 is an apocalyptic number.

543461263 is a deficient number, since it is larger than the sum of its proper divisors (1).

543461263 is an equidigital number, since it uses as much as digits as its factorization.

543461263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 34.

The square root of 543461263 is about 23312.2556394700. The cubic root of 543461263 is about 816.0614536050.

The spelling of 543461263 in words is "five hundred forty-three million, four hundred sixty-one thousand, two hundred sixty-three".