1119121 has 2 divisors, whose sum is σ = 1119122. Its totient is φ = 1119120.

The previous prime is 1119109. The next prime is 1119169. The reversal of 1119121 is 1219111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801025 + 318096 = 895^2 + 564^2 .

It is an emirp because it is prime and its reverse (1219111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1119121 - 2⁷ = 1118993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1119095 and 1119104.

It is not a weakly prime, because it can be changed into another prime (1119221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559560 + 559561.

It is an arithmetic number, because the mean of its divisors is an integer number (559561).

2^1119121 is an apocalyptic number.

It is an amenable number.

1119121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1119121 is an equidigital number, since it uses as much as digits as its factorization.

1119121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18, while the sum is 16.

The square root of 1119121 is about 1057.8851544473. The cubic root of 1119121 is about 103.8227070557.

The spelling of 1119121 in words is "one million, one hundred nineteen thousand, one hundred twenty-one".