45180345 has 16 divisors (see below), whose sum is σ = 82615680. Its totient is φ = 20653824.

The previous prime is 45180341. The next prime is 45180379. The reversal of 45180345 is 54308154.

It is not a de Polignac number, because 45180345 - 2² = 45180341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45180341) 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, 215040 + ... + 215249.

It is an arithmetic number, because the mean of its divisors is an integer number (5163480).

Almost surely, 2^45180345 is an apocalyptic number.

It is an amenable number.

45180345 is a deficient number, since it is larger than the sum of its proper divisors (37435335).

45180345 is a wasteful number, since it uses less digits than its factorization.

45180345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430304.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 45180345 is about 6721.6326141794. The cubic root of 45180345 is about 356.1638585201.

Adding to 45180345 its reverse (54308154), we get a palindrome (99488499).

The spelling of 45180345 in words is "forty-five million, one hundred eighty thousand, three hundred forty-five".