1078199 has 2 divisors, whose sum is σ = 1078200. Its totient is φ = 1078198.

The previous prime is 1078183. The next prime is 1078219. The reversal of 1078199 is 9918701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1078199 - 2⁴ = 1078183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539099 + 539100.

It is an arithmetic number, because the mean of its divisors is an integer number (539100).

2^1078199 is an apocalyptic number.

1078199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078199 is an equidigital number, since it uses as much as digits as its factorization.

1078199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 1078199 is about 1038.3636164658. The cubic root of 1078199 is about 102.5414942053.

The spelling of 1078199 in words is "one million, seventy-eight thousand, one hundred ninety-nine".