1199071 has 8 divisors (see below), whose sum is σ = 1272320. Its totient is φ = 1126872.

The previous prime is 1199069. The next prime is 1199083. The reversal of 1199071 is 1709911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1199071 - 2¹ = 1199069 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199371) 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 7 ways as a sum of consecutive naturals, for example, 4096 + ... + 4378.

It is an arithmetic number, because the mean of its divisors is an integer number (159040).

2^1199071 is an apocalyptic number.

1199071 is a deficient number, since it is larger than the sum of its proper divisors (73249).

1199071 is a wasteful number, since it uses less digits than its factorization.

1199071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 567, while the sum is 28.

The square root of 1199071 is about 1095.0210043648. The cubic root of 1199071 is about 106.2384273439.

The spelling of 1199071 in words is "one million, one hundred ninety-nine thousand, seventy-one".