1149849 has 16 divisors (see below), whose sum is σ = 1751040. Its totient is φ = 745200.

The previous prime is 1149817. The next prime is 1149857. The reversal of 1149849 is 9489411.

It is not a de Polignac number, because 1149849 - 2⁵ = 1149817 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424 + ... + 1574.

It is an arithmetic number, because the mean of its divisors is an integer number (109440).

2^1149849 is an apocalyptic number.

It is an amenable number.

1149849 is a deficient number, since it is larger than the sum of its proper divisors (601191).

1149849 is a wasteful number, since it uses less digits than its factorization.

1149849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197 (or 1191 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1149849 is about 1072.3101230521. The cubic root of 1149849 is about 104.7643695767.

The spelling of 1149849 in words is "one million, one hundred forty-nine thousand, eight hundred forty-nine".