1084553543 has 2 divisors, whose sum is σ = 1084553544. Its totient is φ = 1084553542.

The previous prime is 1084553489. The next prime is 1084553551. The reversal of 1084553543 is 3453554801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1084553543 - 2¹² = 1084549447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1084553497 and 1084553506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1084553243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542276771 + 542276772.

It is an arithmetic number, because the mean of its divisors is an integer number (542276772).

Almost surely, 2^1084553543 is an apocalyptic number.

1084553543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1084553543 is an equidigital number, since it uses as much as digits as its factorization.

1084553543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 1084553543 is about 32932.5605290570. The cubic root of 1084553543 is about 1027.4254812236.

The spelling of 1084553543 in words is "one billion, eighty-four million, five hundred fifty-three thousand, five hundred forty-three".