1145518 has 8 divisors (see below), whose sum is σ = 1874520. Its totient is φ = 520680.

The previous prime is 1145509. The next prime is 1145533. The reversal of 1145518 is 8155411.

It is a happy number.

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

It is a super-2 number, since 2×1145518² = 2624422976648, which contains 22 as substring.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1145492 and 1145501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26013 + ... + 26056.

It is an arithmetic number, because the mean of its divisors is an integer number (234315).

2^1145518 is an apocalyptic number.

1145518 is a deficient number, since it is larger than the sum of its proper divisors (729002).

1145518 is a wasteful number, since it uses less digits than its factorization.

1145518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52082.

The product of its digits is 800, while the sum is 25.

The square root of 1145518 is about 1070.2887460868. The cubic root of 1145518 is about 104.6326695721.

The spelling of 1145518 in words is "one million, one hundred forty-five thousand, five hundred eighteen".