12100453 has 8 divisors (see below), whose sum is σ = 12824280. Its totient is φ = 11397120.

The previous prime is 12100441. The next prime is 12100471. The reversal of 12100453 is 35400121.

12100453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 492804 + 11607649 = 702^2 + 3407^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12100453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12103453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3900 + ... + 6277.

It is an arithmetic number, because the mean of its divisors is an integer number (1603035).

Almost surely, 2^12100453 is an apocalyptic number.

It is an amenable number.

12100453 is a deficient number, since it is larger than the sum of its proper divisors (723827).

12100453 is a wasteful number, since it uses less digits than its factorization.

12100453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10247.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 12100453 is about 3478.5705397476. The cubic root of 12100453 is about 229.5799074005.

Adding to 12100453 its reverse (35400121), we get a palindrome (47500574).

The spelling of 12100453 in words is "twelve million, one hundred thousand, four hundred fifty-three".