1441693543 has 2 divisors, whose sum is σ = 1441693544. Its totient is φ = 1441693542.

The previous prime is 1441693541. The next prime is 1441693573. The reversal of 1441693543 is 3453961441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1441693543 - 2¹ = 1441693541 is a prime.

Together with 1441693541, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1441693496 and 1441693505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441693541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720846771 + 720846772.

It is an arithmetic number, because the mean of its divisors is an integer number (720846772).

Almost surely, 2^1441693543 is an apocalyptic number.

1441693543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441693543 is an equidigital number, since it uses as much as digits as its factorization.

1441693543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The square root of 1441693543 is about 37969.6397533608. The cubic root of 1441693543 is about 1129.6857514975.

The spelling of 1441693543 in words is "one billion, four hundred forty-one million, six hundred ninety-three thousand, five hundred forty-three".