1149347 has 4 divisors (see below), whose sum is σ = 1176120. Its totient is φ = 1122576.

The previous prime is 1149341. The next prime is 1149349. The reversal of 1149347 is 7439411.

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

It is a cyclic number.

It is not a de Polignac number, because 1149347 - 2⁶ = 1149283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149341) 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, 13322 + ... + 13407.

It is an arithmetic number, because the mean of its divisors is an integer number (294030).

2^1149347 is an apocalyptic number.

1149347 is a deficient number, since it is larger than the sum of its proper divisors (26773).

1149347 is an equidigital number, since it uses as much as digits as its factorization.

1149347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26772.

The product of its digits is 3024, while the sum is 29.

The square root of 1149347 is about 1072.0760234237. The cubic root of 1149347 is about 104.7491213806.

Subtracting 1149347 from its reverse (7439411), we obtain a square (6290064 = 2508²).

The spelling of 1149347 in words is "one million, one hundred forty-nine thousand, three hundred forty-seven".