45919543 has 2 divisors, whose sum is σ = 45919544. Its totient is φ = 45919542.

The previous prime is 45919529. The next prime is 45919583. The reversal of 45919543 is 34591954.

It is an a-pointer prime, because the next prime (45919583) can be obtained adding 45919543 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45919543 - 2¹⁷ = 45788471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45919496 and 45919505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45919513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22959771 + 22959772.

It is an arithmetic number, because the mean of its divisors is an integer number (22959772).

Almost surely, 2^45919543 is an apocalyptic number.

45919543 is a deficient number, since it is larger than the sum of its proper divisors (1).

45919543 is an equidigital number, since it uses as much as digits as its factorization.

45919543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 40.

The square root of 45919543 is about 6776.3960185337. The cubic root of 45919543 is about 358.0957657101.

It can be divided in two parts, 459 and 19543, that added together give a palindrome (20002).

The spelling of 45919543 in words is "forty-five million, nine hundred nineteen thousand, five hundred forty-three".