45102100 has 36 divisors (see below), whose sum is σ = 98507584. Its totient is φ = 17923680.

The previous prime is 45102097. The next prime is 45102193. The reversal of 45102100 is 120154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14917 + ... + 17683.

Almost surely, 2^45102100 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 45102100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49253792).

45102100 is an abundant number, since it is smaller than the sum of its proper divisors (53405484).

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

45102100 is a wasteful number, since it uses less digits than its factorization.

45102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944 (or 2937 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 45102100 is about 6715.8097054637. The cubic root of 45102100 is about 355.9581337797.

Adding to 45102100 its reverse (120154), we get a palindrome (45222254).

The spelling of 45102100 in words is "forty-five million, one hundred two thousand, one hundred".