11541642 has 32 divisors (see below), whose sum is σ = 26662272. Its totient is φ = 3262464.

The previous prime is 11541631. The next prime is 11541659. The reversal of 11541642 is 24614511.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2658 + ... + 5490.

It is an arithmetic number, because the mean of its divisors is an integer number (833196).

Almost surely, 2^11541642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11541642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13331136).

11541642 is an abundant number, since it is smaller than the sum of its proper divisors (15120630).

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

11541642 is a wasteful number, since it uses less digits than its factorization.

11541642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942.

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

The square root of 11541642 is about 3397.2992214405. The cubic root of 11541642 is about 225.9899883314.

The spelling of 11541642 in words is "eleven million, five hundred forty-one thousand, six hundred forty-two".