45011543 has 2 divisors, whose sum is σ = 45011544. Its totient is φ = 45011542.

The previous prime is 45011537. The next prime is 45011569. The reversal of 45011543 is 34511054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45011543 - 2⁶ = 45011479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45011843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22505771 + 22505772.

It is an arithmetic number, because the mean of its divisors is an integer number (22505772).

Almost surely, 2^45011543 is an apocalyptic number.

45011543 is a deficient number, since it is larger than the sum of its proper divisors (1).

45011543 is an equidigital number, since it uses as much as digits as its factorization.

45011543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45011543 is about 6709.0642417553. The cubic root of 45011543 is about 355.7197406041.

Adding to 45011543 its reverse (34511054), we get a palindrome (79522597).

It can be divided in two parts, 45011 and 543, that added together give a palindrome (45554).

The spelling of 45011543 in words is "forty-five million, eleven thousand, five hundred forty-three".