1369019 has 2 divisors, whose sum is σ = 1369020. Its totient is φ = 1369018.

The previous prime is 1369013. The next prime is 1369021. The reversal of 1369019 is 9109631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1369019 is a prime.

It is a super-2 number, since 2×1369019² = 3748426044722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1369021, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1368982 and 1369000.

It is not a weakly prime, because it can be changed into another prime (1369013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684509 + 684510.

It is an arithmetic number, because the mean of its divisors is an integer number (684510).

2^1369019 is an apocalyptic number.

1369019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369019 is an equidigital number, since it uses as much as digits as its factorization.

1369019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 1369019 is about 1170.0508535957. The cubic root of 1369019 is about 111.0375383683.

The spelling of 1369019 in words is "one million, three hundred sixty-nine thousand, nineteen".