1386419 has 2 divisors, whose sum is σ = 1386420. Its totient is φ = 1386418.

The previous prime is 1386383. The next prime is 1386443. The reversal of 1386419 is 9146831.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1386419 is a prime.

It is a super-2 number, since 2×1386419² = 3844315287122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1386479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693209 + 693210.

It is an arithmetic number, because the mean of its divisors is an integer number (693210).

2^1386419 is an apocalyptic number.

1386419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386419 is an equidigital number, since it uses as much as digits as its factorization.

1386419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 1386419 is about 1177.4629505849. The cubic root of 1386419 is about 111.5059821038.

The spelling of 1386419 in words is "one million, three hundred eighty-six thousand, four hundred nineteen".