11092381 has 4 divisors (see below), whose sum is σ = 11744892. Its totient is φ = 10439872.

The previous prime is 11092373. The next prime is 11092387. The reversal of 11092381 is 18329011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8797156 + 2295225 = 2966^2 + 1515^2 .

It is a cyclic number.

It is not a de Polignac number, because 11092381 - 2³ = 11092373 is a prime.

It is a super-2 number, since 2×11092381² = 246081832498322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11092387) 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 3 ways as a sum of consecutive naturals, for example, 326230 + ... + 326263.

It is an arithmetic number, because the mean of its divisors is an integer number (2936223).

Almost surely, 2^11092381 is an apocalyptic number.

It is an amenable number.

11092381 is a deficient number, since it is larger than the sum of its proper divisors (652511).

11092381 is an equidigital number, since it uses as much as digits as its factorization.

11092381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652510.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 11092381 is about 3330.5226316601. The cubic root of 11092381 is about 223.0188606381.

The spelling of 11092381 in words is "eleven million, ninety-two thousand, three hundred eighty-one".