11141890 has 32 divisors (see below), whose sum is σ = 21119616. Its totient is φ = 4224000.

The previous prime is 11141881. The next prime is 11141891. The reversal of 11141890 is 9814111.

It is not an unprimeable number, because it can be changed into a prime (11141891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44265 + ... + 44515.

It is an arithmetic number, because the mean of its divisors is an integer number (659988).

Almost surely, 2^11141890 is an apocalyptic number.

11141890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11141890 is a deficient number, since it is larger than the sum of its proper divisors (9977726).

11141890 is a wasteful number, since it uses less digits than its factorization.

11141890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474.

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 11141890 is about 3337.9469738149. The cubic root of 11141890 is about 223.3501707560.

The spelling of 11141890 in words is "eleven million, one hundred forty-one thousand, eight hundred ninety".