11553340 has 12 divisors (see below), whose sum is σ = 24262056. Its totient is φ = 4621328.

The previous prime is 11553313. The next prime is 11553341. The reversal of 11553340 is 4335511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553341) 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, 288814 + ... + 288853.

It is an arithmetic number, because the mean of its divisors is an integer number (2021838).

Almost surely, 2^11553340 is an apocalyptic number.

11553340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11553340 is an abundant number, since it is smaller than the sum of its proper divisors (12708716).

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

11553340 is a wasteful number, since it uses less digits than its factorization.

11553340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577676 (or 577674 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 11553340 is about 3399.0204471288. The cubic root of 11553340 is about 226.0663130646.

Adding to 11553340 its reverse (4335511), we get a palindrome (15888851).

The spelling of 11553340 in words is "eleven million, five hundred fifty-three thousand, three hundred forty".