4541989453 has 2 divisors, whose sum is σ = 4541989454. Its totient is φ = 4541989452.

The previous prime is 4541989391. The next prime is 4541989477. The reversal of 4541989453 is 3549891454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3446511849 + 1095477604 = 58707^2 + 33098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4541989453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4541989453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4541989253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270994726 + 2270994727.

It is an arithmetic number, because the mean of its divisors is an integer number (2270994727).

Almost surely, 2^4541989453 is an apocalyptic number.

It is an amenable number.

4541989453 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541989453 is an equidigital number, since it uses as much as digits as its factorization.

4541989453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 52.

The square root of 4541989453 is about 67394.2835335461. The cubic root of 4541989453 is about 1656.0827765038.

The spelling of 4541989453 in words is "four billion, five hundred forty-one million, nine hundred eighty-nine thousand, four hundred fifty-three".