53045100 has 108 divisors (see below), whose sum is σ = 176098104. Its totient is φ = 13309440.

The previous prime is 53045063. The next prime is 53045141. The reversal of 53045100 is 154035.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13567 + ... + 17033.

It is an arithmetic number, because the mean of its divisors is an integer number (1630538).

Almost surely, 2^53045100 is an apocalyptic number.

53045100 is a gapful number since it is divisible by the number (50) 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 53045100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88049052).

53045100 is an abundant number, since it is smaller than the sum of its proper divisors (123053004).

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

53045100 is a wasteful number, since it uses less digits than its factorization.

53045100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3504 (or 3494 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 53045100 is about 7283.2067113326. The cubic root of 53045100 is about 375.7350914333.

Adding to 53045100 its reverse (154035), we get a palindrome (53199135).

It can be divided in two parts, 5304 and 5100, that added together give a square (10404 = 102²).

The spelling of 53045100 in words is "fifty-three million, forty-five thousand, one hundred".