1149446 has 4 divisors (see below), whose sum is σ = 1724172. Its totient is φ = 574722.

The previous prime is 1149427. The next prime is 1149457. The reversal of 1149446 is 6449411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6449411 = 53 ⋅121687.

It is a super-2 number, since 2×1149446² = 2642452213832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 287360 + ... + 287363.

It is an arithmetic number, because the mean of its divisors is an integer number (431043).

2^1149446 is an apocalyptic number.

1149446 is a deficient number, since it is larger than the sum of its proper divisors (574726).

1149446 is an equidigital number, since it uses as much as digits as its factorization.

1149446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574725.

The product of its digits is 3456, while the sum is 29.

The square root of 1149446 is about 1072.1221945282. The cubic root of 1149446 is about 104.7521288464.

The spelling of 1149446 in words is "one million, one hundred forty-nine thousand, four hundred forty-six".