1127849 has 2 divisors, whose sum is σ = 1127850. Its totient is φ = 1127848.

The previous prime is 1127837. The next prime is 1127857. The reversal of 1127849 is 9487211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087849 + 40000 = 1043^2 + 200^2 .

It is an emirp because it is prime and its reverse (9487211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1127849 - 2²⁰ = 79273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1127809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563924 + 563925.

It is an arithmetic number, because the mean of its divisors is an integer number (563925).

2^1127849 is an apocalyptic number.

It is an amenable number.

1127849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127849 is an equidigital number, since it uses as much as digits as its factorization.

1127849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 32.

The square root of 1127849 is about 1062.0023540464. The cubic root of 1127849 is about 104.0919120901.

The spelling of 1127849 in words is "one million, one hundred twenty-seven thousand, eight hundred forty-nine".