5451264563 has 2 divisors, whose sum is σ = 5451264564. Its totient is φ = 5451264562.

The previous prime is 5451264551. The next prime is 5451264587. The reversal of 5451264563 is 3654621545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5451264563 - 2¹⁸ = 5451002419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5451264563.

It is not a weakly prime, because it can be changed into another prime (5451264263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725632281 + 2725632282.

It is an arithmetic number, because the mean of its divisors is an integer number (2725632282).

Almost surely, 2^5451264563 is an apocalyptic number.

5451264563 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451264563 is an equidigital number, since it uses as much as digits as its factorization.

5451264563 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5451264563 is about 73832.6795057582. The cubic root of 5451264563 is about 1759.9449624447.

The spelling of 5451264563 in words is "five billion, four hundred fifty-one million, two hundred sixty-four thousand, five hundred sixty-three".