45443541 has 16 divisors (see below), whose sum is σ = 71184960. Its totient is φ = 25422720.

The previous prime is 45443537. The next prime is 45443543. The reversal of 45443541 is 14534454.

It is not a de Polignac number, because 45443541 - 2² = 45443537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45443499 and 45443508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45443543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52536 + ... + 53393.

It is an arithmetic number, because the mean of its divisors is an integer number (4449060).

Almost surely, 2^45443541 is an apocalyptic number.

It is an amenable number.

45443541 is a deficient number, since it is larger than the sum of its proper divisors (25741419).

45443541 is a wasteful number, since it uses less digits than its factorization.

45443541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105956.

The product of its digits is 19200, while the sum is 30.

The square root of 45443541 is about 6741.1824630401. The cubic root of 45443541 is about 356.8541252130.

Adding to 45443541 its reverse (14534454), we get a palindrome (59977995).

The spelling of 45443541 in words is "forty-five million, four hundred forty-three thousand, five hundred forty-one".