1146549 has 8 divisors (see below), whose sum is σ = 1557792. Its totient is φ = 749840.

The previous prime is 1146539. The next prime is 1146559. The reversal of 1146549 is 9456411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1146539) and next prime (1146559).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1146549 - 2⁴ = 1146533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146529) 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 in 7 ways as a sum of consecutive naturals, for example, 3447 + ... + 3764.

It is an arithmetic number, because the mean of its divisors is an integer number (194724).

2^1146549 is an apocalyptic number.

It is an amenable number.

1146549 is a deficient number, since it is larger than the sum of its proper divisors (411243).

1146549 is an equidigital number, since it uses as much as digits as its factorization.

1146549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7267.

The product of its digits is 4320, while the sum is 30.

The square root of 1146549 is about 1070.7702834875. The cubic root of 1146549 is about 104.6640509892.

The spelling of 1146549 in words is "one million, one hundred forty-six thousand, five hundred forty-nine".