1151149 has 8 divisors (see below), whose sum is σ = 1188000. Its totient is φ = 1114992.

The previous prime is 1151147. The next prime is 1151159. The reversal of 1151149 is 9411511.

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 1151149 - 2¹ = 1151147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151141) 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, 6342 + ... + 6520.

It is an arithmetic number, because the mean of its divisors is an integer number (148500).

2^1151149 is an apocalyptic number.

It is an amenable number.

1151149 is a deficient number, since it is larger than the sum of its proper divisors (36851).

1151149 is a wasteful number, since it uses less digits than its factorization.

1151149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347.

The product of its digits is 180, while the sum is 22.

The square root of 1151149 is about 1072.9161197410. The cubic root of 1151149 is about 104.8038363201.

Adding to 1151149 its product of digits (180), we get a square (1151329 = 1073²).

The spelling of 1151149 in words is "one million, one hundred fifty-one thousand, one hundred forty-nine".