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1146199 = 2814079

1146199 has 4 divisors (see below), whose sum is σ = 1150560. Its totient is φ = 1141840.

The previous prime is 1146179. The next prime is 1146217. The reversal of 1146199 is 9916411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1146199 - 27 = 1146071 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1146199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1759 + ... + 2320.

It is an arithmetic number, because the mean of its divisors is an integer number (287640).

21146199 is an apocalyptic number.

1146199 is a deficient number, since it is larger than the sum of its proper divisors (4361).

1146199 is an equidigital number, since it uses as much as digits as its factorization.

1146199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360.

The product of its digits is 1944, while the sum is 31.

The square root of 1146199 is about 1070.6068372657. The cubic root of 1146199 is about 104.6533998538.

The spelling of 1146199 in words is "one million, one hundred forty-six thousand, one hundred ninety-nine".

Divisors: 1 281 4079 1146199