1152149 has 2 divisors, whose sum is σ = 1152150. Its totient is φ = 1152148.

The previous prime is 1152121. The next prime is 1152157. The reversal of 1152149 is 9412511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669124 + 483025 = 818^2 + 695^2 .

It is an emirp because it is prime and its reverse (9412511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1152149 - 2²⁰ = 103573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1152119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576074 + 576075.

It is an arithmetic number, because the mean of its divisors is an integer number (576075).

2^1152149 is an apocalyptic number.

It is an amenable number.

1152149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152149 is an equidigital number, since it uses as much as digits as its factorization.

1152149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 23.

The square root of 1152149 is about 1073.3820382324. The cubic root of 1152149 is about 104.8341751391.

The spelling of 1152149 in words is "one million, one hundred fifty-two thousand, one hundred forty-nine".