45105532 has 24 divisors (see below), whose sum is σ = 80783136. Its totient is φ = 22030848.

The previous prime is 45105521. The next prime is 45105547. The reversal of 45105532 is 23550154.

It is a junction number, because it is equal to n+sod(n) for n = 45105497 and 45105506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32313 + ... + 33679.

It is an arithmetic number, because the mean of its divisors is an integer number (3365964).

Almost surely, 2^45105532 is an apocalyptic number.

It is an amenable number.

45105532 is a deficient number, since it is larger than the sum of its proper divisors (35677604).

45105532 is a wasteful number, since it uses less digits than its factorization.

45105532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1555 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 45105532 is about 6716.0652170747. The cubic root of 45105532 is about 355.9671623122.

Adding to 45105532 its reverse (23550154), we get a palindrome (68655686).

The spelling of 45105532 in words is "forty-five million, one hundred five thousand, five hundred thirty-two".