54231563 has 2 divisors, whose sum is σ = 54231564. Its totient is φ = 54231562.

The previous prime is 54231553. The next prime is 54231571. The reversal of 54231563 is 36513245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54231563 - 2¹⁴ = 54215179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54231503) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27115781 + 27115782.

It is an arithmetic number, because the mean of its divisors is an integer number (27115782).

Almost surely, 2^54231563 is an apocalyptic number.

54231563 is a deficient number, since it is larger than the sum of its proper divisors (1).

54231563 is an equidigital number, since it uses as much as digits as its factorization.

54231563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 54231563 is about 7364.2082398585. The cubic root of 54231563 is about 378.5158243377.

The spelling of 54231563 in words is "fifty-four million, two hundred thirty-one thousand, five hundred sixty-three".