11401886 has 4 divisors (see below), whose sum is σ = 17102832. Its totient is φ = 5700942.

The previous prime is 11401867. The next prime is 11401889. The reversal of 11401886 is 68810411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68810411 = 23 ⋅2991757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2850470 + ... + 2850473.

It is an arithmetic number, because the mean of its divisors is an integer number (4275708).

Almost surely, 2^11401886 is an apocalyptic number.

11401886 is a deficient number, since it is larger than the sum of its proper divisors (5700946).

11401886 is an equidigital number, since it uses as much as digits as its factorization.

11401886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700945.

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 11401886 is about 3376.6678841722. The cubic root of 11401886 is about 225.0741220812.

The spelling of 11401886 in words is "eleven million, four hundred one thousand, eight hundred eighty-six".