1047199 has 2 divisors, whose sum is σ = 1047200. Its totient is φ = 1047198.

The previous prime is 1047197. The next prime is 1047229. The reversal of 1047199 is 9917401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1047199 - 2¹ = 1047197 is a prime.

Together with 1047197, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1047199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523599 + 523600.

It is an arithmetic number, because the mean of its divisors is an integer number (523600).

2^1047199 is an apocalyptic number.

1047199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047199 is an equidigital number, since it uses as much as digits as its factorization.

1047199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 1047199 is about 1023.3274158352. The cubic root of 1047199 is about 101.5491765876.

The spelling of 1047199 in words is "one million, forty-seven thousand, one hundred ninety-nine".