45545313 has 24 divisors (see below), whose sum is σ = 69279840. Its totient is φ = 26392960.

The previous prime is 45545281. The next prime is 45545321. The reversal of 45545313 is 31354554.

It is not a de Polignac number, because 45545313 - 2⁵ = 45545281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45535313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16153 + ... + 18761.

It is an arithmetic number, because the mean of its divisors is an integer number (2886660).

Almost surely, 2^45545313 is an apocalyptic number.

It is an amenable number.

45545313 is a deficient number, since it is larger than the sum of its proper divisors (23734527).

45545313 is a wasteful number, since it uses less digits than its factorization.

45545313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2669 (or 2646 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 45545313 is about 6748.7267688061. The cubic root of 45545313 is about 357.1203213132.

Adding to 45545313 its reverse (31354554), we get a palindrome (76899867).

The spelling of 45545313 in words is "forty-five million, five hundred forty-five thousand, three hundred thirteen".