11541426 has 32 divisors (see below), whose sum is σ = 25186560. Its totient is φ = 3504384.

The previous prime is 11541421. The next prime is 11541427. The reversal of 11541426 is 62414511.

It is a happy number.

It is a super-2 number, since 2×11541426² = 266409028226952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11541396 and 11541405.

It is not an unprimeable number, because it can be changed into a prime (11541421) 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 15 ways as a sum of consecutive naturals, for example, 5226 + ... + 7098.

It is an arithmetic number, because the mean of its divisors is an integer number (787080).

Almost surely, 2^11541426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11541426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12593280).

11541426 is an abundant number, since it is smaller than the sum of its proper divisors (13645134).

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

11541426 is a wasteful number, since it uses less digits than its factorization.

11541426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970.

The product of its digits is 960, while the sum is 24.

The square root of 11541426 is about 3397.2674313336. The cubic root of 11541426 is about 225.9885785337.

Adding to 11541426 its reverse (62414511), we get a palindrome (73955937).

It can be divided in two parts, 115414 and 26, that added together give a triangular number (115440 = T₄₈₀).

The spelling of 11541426 in words is "eleven million, five hundred forty-one thousand, four hundred twenty-six".