1138019 has 2 divisors, whose sum is σ = 1138020. Its totient is φ = 1138018.

The previous prime is 1137991. The next prime is 1138057. The reversal of 1138019 is 9108311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1138019 - 2²⁰ = 89443 is a prime.

It is a super-2 number, since 2×1138019² = 2590174488722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1137985 and 1138003.

It is not a weakly prime, because it can be changed into another prime (1138519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569009 + 569010.

It is an arithmetic number, because the mean of its divisors is an integer number (569010).

2^1138019 is an apocalyptic number.

1138019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138019 is an equidigital number, since it uses as much as digits as its factorization.

1138019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 1138019 is about 1066.7797335908. The cubic root of 1138019 is about 104.4038476682.

The spelling of 1138019 in words is "one million, one hundred thirty-eight thousand, nineteen".