45061320 has 32 divisors (see below), whose sum is σ = 135184320. Its totient is φ = 12016320.

The previous prime is 45061307. The next prime is 45061351. The reversal of 45061320 is 2316054.

It is a happy number.

45061320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187636 + ... + 187875.

It is an arithmetic number, because the mean of its divisors is an integer number (4224510).

Almost surely, 2^45061320 is an apocalyptic number.

45061320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45061320 is an abundant number, since it is smaller than the sum of its proper divisors (90123000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45061320 is a wasteful number, since it uses less digits than its factorization.

45061320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375525 (or 375521 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 45061320 is about 6712.7728994805. The cubic root of 45061320 is about 355.8508191176.

Adding to 45061320 its reverse (2316054), we get a palindrome (47377374).

The spelling of 45061320 in words is "forty-five million, sixty-one thousand, three hundred twenty".