1149149 has 8 divisors (see below), whose sum is σ = 1270080. Its totient is φ = 1034176.

The previous prime is 1149131. The next prime is 1149151. The reversal of 1149149 is 9419411.

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 1149149 - 2¹⁶ = 1083613 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079 + ... + 1860.

It is an arithmetic number, because the mean of its divisors is an integer number (158760).

2^1149149 is an apocalyptic number.

It is an amenable number.

1149149 is a deficient number, since it is larger than the sum of its proper divisors (120931).

1149149 is a wasteful number, since it uses less digits than its factorization.

1149149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979.

The product of its digits is 1296, while the sum is 29.

The square root of 1149149 is about 1071.9836752488. The cubic root of 1149149 is about 104.7431059310.

The spelling of 1149149 in words is "one million, one hundred forty-nine thousand, one hundred forty-nine".