1382939 has 2 divisors, whose sum is σ = 1382940. Its totient is φ = 1382938.

The previous prime is 1382893. The next prime is 1382957. The reversal of 1382939 is 9392831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1382939 - 2¹² = 1378843 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1382899 and 1382908.

It is not a weakly prime, because it can be changed into another prime (1382959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691469 + 691470.

It is an arithmetic number, because the mean of its divisors is an integer number (691470).

2^1382939 is an apocalyptic number.

1382939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1382939 is an equidigital number, since it uses as much as digits as its factorization.

1382939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 1382939 is about 1175.9842686023. The cubic root of 1382939 is about 111.4126082295.

The spelling of 1382939 in words is "one million, three hundred eighty-two thousand, nine hundred thirty-nine".