1199699 has 2 divisors, whose sum is σ = 1199700. Its totient is φ = 1199698.

The previous prime is 1199689. The next prime is 1199711. The reversal of 1199699 is 9969911.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1199699 - 2⁴ = 1199683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1199629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599849 + 599850.

It is an arithmetic number, because the mean of its divisors is an integer number (599850).

2^1199699 is an apocalyptic number.

1199699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1199699 is an equidigital number, since it uses as much as digits as its factorization.

1199699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39366, while the sum is 44.

The square root of 1199699 is about 1095.3077193191. The cubic root of 1199699 is about 106.2569711689.

The spelling of 1199699 in words is "one million, one hundred ninety-nine thousand, six hundred ninety-nine".