1118522 has 8 divisors (see below), whose sum is σ = 1706400. Its totient is φ = 549724.

The previous prime is 1118519. The next prime is 1118527. The reversal of 1118522 is 2258111.

It is a happy number.

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

It is a plaindrome in base 7 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1118494 and 1118503.

It is not an unprimeable number, because it can be changed into a prime (1118527) 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, 4622 + ... + 4857.

It is an arithmetic number, because the mean of its divisors is an integer number (213300).

2^1118522 is an apocalyptic number.

1118522 is a deficient number, since it is larger than the sum of its proper divisors (587878).

1118522 is an equidigital number, since it uses as much as digits as its factorization.

1118522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9540.

The product of its digits is 160, while the sum is 20.

The square root of 1118522 is about 1057.6020045367. The cubic root of 1118522 is about 103.8041803428.

The spelling of 1118522 in words is "one million, one hundred eighteen thousand, five hundred twenty-two".