11420453 has 8 divisors (see below), whose sum is σ = 12670560. Its totient is φ = 10205680.

The previous prime is 11420441. The next prime is 11420471. The reversal of 11420453 is 35402411.

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-11420453 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 (11420473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8150 + ... + 9447.

It is an arithmetic number, because the mean of its divisors is an integer number (1583820).

Almost surely, 2^11420453 is an apocalyptic number.

It is an amenable number.

11420453 is a deficient number, since it is larger than the sum of its proper divisors (1250107).

11420453 is a wasteful number, since it uses less digits than its factorization.

11420453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17667.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 11420453 is about 3379.4160738210. The cubic root of 11420453 is about 225.1962271704.

Adding to 11420453 its reverse (35402411), we get a palindrome (46822864).

The spelling of 11420453 in words is "eleven million, four hundred twenty thousand, four hundred fifty-three".