45454543 has 2 divisors, whose sum is σ = 45454544. Its totient is φ = 45454542.

The previous prime is 45454531. The next prime is 45454547. The reversal of 45454543 is 34545454.

45454543 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45454543 - 2¹⁷ = 45323471 is a prime.

It is a super-2 number, since 2×45454543² = 4132230958677698, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45454499 and 45454508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45454547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22727271 + 22727272.

It is an arithmetic number, because the mean of its divisors is an integer number (22727272).

Almost surely, 2^45454543 is an apocalyptic number.

45454543 is a deficient number, since it is larger than the sum of its proper divisors (1).

45454543 is an equidigital number, since it uses as much as digits as its factorization.

45454543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 34.

The square root of 45454543 is about 6741.9984425985. The cubic root of 45454543 is about 356.8829213279.

Adding to 45454543 its reverse (34545454), we get a palindrome (79999997).

The spelling of 45454543 in words is "forty-five million, four hundred fifty-four thousand, five hundred forty-three".