1199479 has 4 divisors (see below), whose sum is σ = 1206360. Its totient is φ = 1192600.

The previous prime is 1199477. The next prime is 1199491. The reversal of 1199479 is 9749911.

It is a happy number.

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 1199479 - 2¹ = 1199477 is a prime.

It is a Duffinian number.

1199479 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3172 + ... + 3529.

It is an arithmetic number, because the mean of its divisors is an integer number (301590).

2^1199479 is an apocalyptic number.

1199479 is a deficient number, since it is larger than the sum of its proper divisors (6881).

1199479 is an equidigital number, since it uses as much as digits as its factorization.

1199479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6880.

The product of its digits is 20412, while the sum is 40.

The square root of 1199479 is about 1095.2072863162. The cubic root of 1199479 is about 106.2504756611.

The spelling of 1199479 in words is "one million, one hundred ninety-nine thousand, four hundred seventy-nine".