11541340 has 12 divisors (see below), whose sum is σ = 24236856. Its totient is φ = 4616528.

The previous prime is 11541337. The next prime is 11541389. The reversal of 11541340 is 4314511.

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 3 ways as a sum of consecutive naturals, for example, 288514 + ... + 288553.

It is an arithmetic number, because the mean of its divisors is an integer number (2019738).

Almost surely, 2^11541340 is an apocalyptic number.

11541340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11541340 is an abundant number, since it is smaller than the sum of its proper divisors (12695516).

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

11541340 is a wasteful number, since it uses less digits than its factorization.

11541340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577076 (or 577074 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 11541340 is about 3397.2547740786. The cubic root of 11541340 is about 225.9880172204.

Adding to 11541340 its reverse (4314511), we get a palindrome (15855851).

It can be divided in two parts, 11541 and 340, that added together give a square (11881 = 109²).

The spelling of 11541340 in words is "eleven million, five hundred forty-one thousand, three hundred forty".