1399183 has 2 divisors, whose sum is σ = 1399184. Its totient is φ = 1399182.

The previous prime is 1399133. The next prime is 1399187. The reversal of 1399183 is 3819931.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1399183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1399187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699591 + 699592.

It is an arithmetic number, because the mean of its divisors is an integer number (699592).

2^1399183 is an apocalyptic number.

1399183 is a deficient number, since it is larger than the sum of its proper divisors (1).

1399183 is an equidigital number, since it uses as much as digits as its factorization.

1399183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 34.

The square root of 1399183 is about 1182.8706607233. The cubic root of 1399183 is about 111.8471288102.

The spelling of 1399183 in words is "one million, three hundred ninety-nine thousand, one hundred eighty-three".