11193149 has 4 divisors (see below), whose sum is σ = 12210720. Its totient is φ = 10175580.

The previous prime is 11193059. The next prime is 11193167. The reversal of 11193149 is 94139111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94139111 = 11 ⋅8558101.

It is a cyclic number.

It is not a de Polignac number, because 11193149 - 2¹² = 11189053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11193199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508769 + ... + 508790.

It is an arithmetic number, because the mean of its divisors is an integer number (3052680).

Almost surely, 2^11193149 is an apocalyptic number.

It is an amenable number.

11193149 is a deficient number, since it is larger than the sum of its proper divisors (1017571).

11193149 is a wasteful number, since it uses less digits than its factorization.

11193149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017570.

The product of its digits is 972, while the sum is 29.

The square root of 11193149 is about 3345.6163856605. The cubic root of 11193149 is about 223.6921592426.

The spelling of 11193149 in words is "eleven million, one hundred ninety-three thousand, one hundred forty-nine".