5243663453 has 16 divisors (see below), whose sum is σ = 6335992320. Its totient is φ = 4239230256.

The previous prime is 5243663443. The next prime is 5243663489. The reversal of 5243663453 is 3543663425.

It is a cyclic number.

It is not a de Polignac number, because 5243663453 - 2²⁴ = 5226886237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5243663453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243663443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56651 + ... + 117032.

It is an arithmetic number, because the mean of its divisors is an integer number (395999520).

Almost surely, 2^5243663453 is an apocalyptic number.

It is an amenable number.

5243663453 is a deficient number, since it is larger than the sum of its proper divisors (1092328867).

5243663453 is a wasteful number, since it uses less digits than its factorization.

5243663453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173936.

The product of its digits is 777600, while the sum is 41.

The square root of 5243663453 is about 72413.1442004834. The cubic root of 5243663453 is about 1737.3138026442.

The spelling of 5243663453 in words is "five billion, two hundred forty-three million, six hundred sixty-three thousand, four hundred fifty-three".