11249894 has 4 divisors (see below), whose sum is σ = 16874844. Its totient is φ = 5624946.

The previous prime is 11249891. The next prime is 11249897. The reversal of 11249894 is 49894211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49894211 = 2477 ⋅20143.

It is an interprime number because it is at equal distance from previous prime (11249891) and next prime (11249897).

It is a super-2 number, since 2×11249894² = 253120230022472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11249891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2812472 + ... + 2812475.

It is an arithmetic number, because the mean of its divisors is an integer number (4218711).

Almost surely, 2^11249894 is an apocalyptic number.

11249894 is a deficient number, since it is larger than the sum of its proper divisors (5624950).

11249894 is an equidigital number, since it uses as much as digits as its factorization.

11249894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5624949.

The product of its digits is 20736, while the sum is 38.

The square root of 11249894 is about 3354.0861646654. The cubic root of 11249894 is about 224.0695335791.

The spelling of 11249894 in words is "eleven million, two hundred forty-nine thousand, eight hundred ninety-four".