11452500 has 90 divisors (see below), whose sum is σ = 36246210. Its totient is φ = 3048000.

The previous prime is 11452481. The next prime is 11452501. The reversal of 11452500 is 525411.

11452500 is a `hidden beast` number, since 114 + 52 + 500 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 2702736 + 8749764 = 1644^2 + 2958^2 .

It is a tau number, because it is divible by the number of its divisors (90).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452501) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 22246 + ... + 22754.

Almost surely, 2^11452500 is an apocalyptic number.

11452500 is a gapful number since it is divisible by the number (10) 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 11452500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18123105).

11452500 is an abundant number, since it is smaller than the sum of its proper divisors (24793710).

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

11452500 is a wasteful number, since it uses less digits than its factorization.

11452500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 11452500 is about 3384.1542518035. The cubic root of 11452500 is about 225.4066719332.

Adding to 11452500 its reverse (525411), we get a palindrome (11977911).

The spelling of 11452500 in words is "eleven million, four hundred fifty-two thousand, five hundred".