1206791 has 2 divisors, whose sum is σ = 1206792. Its totient is φ = 1206790.

The previous prime is 1206781. The next prime is 1206809. The reversal of 1206791 is 1976021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1206791 - 2¹⁰ = 1205767 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1206791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1206701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603395 + 603396.

It is an arithmetic number, because the mean of its divisors is an integer number (603396).

2^1206791 is an apocalyptic number.

1206791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206791 is an equidigital number, since it uses as much as digits as its factorization.

1206791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 1206791 is about 1098.5403952518. The cubic root of 1206791 is about 106.4659386913.

The spelling of 1206791 in words is "one million, two hundred six thousand, seven hundred ninety-one".