11453040 has 60 divisors (see below), whose sum is σ = 38465544. Its totient is φ = 3053952.

The previous prime is 11453033. The next prime is 11453059. The reversal of 11453040 is 4035411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 7234 + ... + 8673.

Almost surely, 2^11453040 is an apocalyptic number.

11453040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11453040 is an abundant number, since it is smaller than the sum of its proper divisors (27012504).

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

11453040 is a wasteful number, since it uses less digits than its factorization.

11453040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15926 (or 15917 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 11453040 is about 3384.2340344604. The cubic root of 11453040 is about 225.4102146150.

Adding to 11453040 its reverse (4035411), we get a palindrome (15488451).

The spelling of 11453040 in words is "eleven million, four hundred fifty-three thousand, forty".