45115300 has 72 divisors (see below), whose sum is σ = 103743360. Its totient is φ = 17001600.

The previous prime is 45115289. The next prime is 45115309. The reversal of 45115300 is 351154.

It is not an unprimeable number, because it can be changed into a prime (45115309) 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, 136135 + ... + 136465.

It is an arithmetic number, because the mean of its divisors is an integer number (1440880).

Almost surely, 2^45115300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45115300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51871680).

45115300 is an abundant number, since it is smaller than the sum of its proper divisors (58628060).

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

45115300 is a wasteful number, since it uses less digits than its factorization.

45115300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 45115300 is about 6716.7923892287. The cubic root of 45115300 is about 355.9928563983.

Adding to 45115300 its reverse (351154), we get a palindrome (45466454).

It can be divided in two parts, 451 and 15300, that added together give a palindrome (15751).

The spelling of 45115300 in words is "forty-five million, one hundred fifteen thousand, three hundred".