11662453 has 4 divisors (see below), whose sum is σ = 12722688. Its totient is φ = 10602220.

The previous prime is 11662393. The next prime is 11662457. The reversal of 11662453 is 35426611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35426611 = 11 ⋅3220601.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11662453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11662457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530101 + ... + 530122.

It is an arithmetic number, because the mean of its divisors is an integer number (3180672).

Almost surely, 2^11662453 is an apocalyptic number.

It is an amenable number.

11662453 is a deficient number, since it is larger than the sum of its proper divisors (1060235).

11662453 is a wasteful number, since it uses less digits than its factorization.

11662453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060234.

The product of its digits is 4320, while the sum is 28.

The square root of 11662453 is about 3415.0333819745. The cubic root of 11662453 is about 226.7757623142.

The spelling of 11662453 in words is "eleven million, six hundred sixty-two thousand, four hundred fifty-three".