1380983 has 2 divisors, whose sum is σ = 1380984. Its totient is φ = 1380982.

The previous prime is 1380971. The next prime is 1380997. The reversal of 1380983 is 3890831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1380983 - 2⁸ = 1380727 is a prime.

It is a super-2 number, since 2×1380983² = 3814228092578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1380913) 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, 690491 + 690492.

It is an arithmetic number, because the mean of its divisors is an integer number (690492).

2^1380983 is an apocalyptic number.

1380983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380983 is an equidigital number, since it uses as much as digits as its factorization.

1380983 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1380983 is about 1175.1523305512. The cubic root of 1380983 is about 111.3600568915.

The spelling of 1380983 in words is "one million, three hundred eighty thousand, nine hundred eighty-three".