1199641 has 8 divisors (see below), whose sum is σ = 1277120. Its totient is φ = 1123632.

The previous prime is 1199629. The next prime is 1199659. The reversal of 1199641 is 1469911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1199641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1199621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1651 + ... + 2263.

It is an arithmetic number, because the mean of its divisors is an integer number (159640).

2^1199641 is an apocalyptic number.

It is an amenable number.

1199641 is a deficient number, since it is larger than the sum of its proper divisors (77479).

1199641 is a wasteful number, since it uses less digits than its factorization.

1199641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735.

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

The square root of 1199641 is about 1095.2812424213. The cubic root of 1199641 is about 106.2552587939.

The spelling of 1199641 in words is "one million, one hundred ninety-nine thousand, six hundred forty-one".