1155022 has 8 divisors (see below), whose sum is σ = 1890072. Its totient is φ = 525000.

The previous prime is 1155019. The next prime is 1155053. The reversal of 1155022 is 2205511.

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

It is a junction number, because it is equal to n+sod(n) for n = 1154987 and 1155005.

It is a congruent number.

It is an unprimeable number.

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, 26229 + ... + 26272.

It is an arithmetic number, because the mean of its divisors is an integer number (236259).

2^1155022 is an apocalyptic number.

1155022 is a deficient number, since it is larger than the sum of its proper divisors (735050).

1155022 is a wasteful number, since it uses less digits than its factorization.

1155022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52514.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 1155022 is about 1074.7194982878. The cubic root of 1155022 is about 104.9212410144.

The spelling of 1155022 in words is "one million, one hundred fifty-five thousand, twenty-two".