45103800 has 96 divisors (see below), whose sum is σ = 159811200. Its totient is φ = 10308480.

The previous prime is 45103769. The next prime is 45103811. The reversal of 45103800 is 830154.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1170 + ... + 9569.

It is an arithmetic number, because the mean of its divisors is an integer number (1664700).

Almost surely, 2^45103800 is an apocalyptic number.

45103800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45103800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79905600).

45103800 is an abundant number, since it is smaller than the sum of its proper divisors (114707400).

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

45103800 is a wasteful number, since it uses less digits than its factorization.

45103800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10765 (or 10756 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 45103800 is about 6715.9362712879. The cubic root of 45103800 is about 355.9626060121.

Adding to 45103800 its reverse (830154), we get a palindrome (45933954).

The spelling of 45103800 in words is "forty-five million, one hundred three thousand, eight hundred".