11215453000 has 128 divisors (see below), whose sum is σ = 27738172800. Its totient is φ = 4232736000.

The previous prime is 11215452977. The next prime is 11215453001. The reversal of 11215453000 is 35451211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11215453001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5261935 + ... + 5264065.

It is an arithmetic number, because the mean of its divisors is an integer number (216704475).

Almost surely, 2^11215453000 is an apocalyptic number.

11215453000 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 11215453000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13869086400).

11215453000 is an abundant number, since it is smaller than the sum of its proper divisors (16522719800).

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

11215453000 is a wasteful number, since it uses less digits than its factorization.

11215453000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448 (or 2434 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The spelling of 11215453000 in words is "eleven billion, two hundred fifteen million, four hundred fifty-three thousand".