5321401254563 has 2 divisors, whose sum is σ = 5321401254564. Its totient is φ = 5321401254562.

The previous prime is 5321401254493. The next prime is 5321401254649. The reversal of 5321401254563 is 3654521041235.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5321401254563 is a prime.

It is a super-2 number, since 2×5321401254563² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5321401254563.

It is not a weakly prime, because it can be changed into another prime (5321401224563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660700627281 + 2660700627282.

It is an arithmetic number, because the mean of its divisors is an integer number (2660700627282).

Almost surely, 2^{5321401254563} is an apocalyptic number.

5321401254563 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321401254563 is an equidigital number, since it uses as much as digits as its factorization.

5321401254563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 5321401254563 its reverse (3654521041235), we get a palindrome (8975922295798).

The spelling of 5321401254563 in words is "five trillion, three hundred twenty-one billion, four hundred one million, two hundred fifty-four thousand, five hundred sixty-three".