1386043 has 2 divisors, whose sum is σ = 1386044. Its totient is φ = 1386042.

The previous prime is 1386037. The next prime is 1386053. The reversal of 1386043 is 3406831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1386043 - 2¹³ = 1377851 is a prime.

It is a super-2 number, since 2×1386043² = 3842230395698, which contains 22 as substring.

1386043 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1385999 and 1386017.

It is not a weakly prime, because it can be changed into another prime (1386013) 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, 693021 + 693022.

It is an arithmetic number, because the mean of its divisors is an integer number (693022).

2^1386043 is an apocalyptic number.

1386043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386043 is an equidigital number, since it uses as much as digits as its factorization.

1386043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1386043 is about 1177.3032744370. The cubic root of 1386043 is about 111.4959009667.

The spelling of 1386043 in words is "one million, three hundred eighty-six thousand, forty-three".