1122801 has 8 divisors (see below), whose sum is σ = 1509024. Its totient is φ = 742560.

The previous prime is 1122761. The next prime is 1122811. The reversal of 1122801 is 1082211.

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

It is a de Polignac number, because none of the positive numbers 2^k-1122801 is a prime.

1122801 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1122811) 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, 1036 + ... + 1821.

It is an arithmetic number, because the mean of its divisors is an integer number (188628).

2^1122801 is an apocalyptic number.

It is an amenable number.

1122801 is a deficient number, since it is larger than the sum of its proper divisors (386223).

1122801 is a wasteful number, since it uses less digits than its factorization.

1122801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1122801 is about 1059.6230461820. The cubic root of 1122801 is about 103.9363824437.

The spelling of 1122801 in words is "one million, one hundred twenty-two thousand, eight hundred one".