1145116 has 12 divisors (see below), whose sum is σ = 2290288. Its totient is φ = 490752.

The previous prime is 1145107. The next prime is 1145129. The reversal of 1145116 is 6115411.

1145116 is an admirable number.

It is a super-2 number, since 2×1145116² = 2622581306912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145093 and 1145102.

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, 20421 + ... + 20476.

2^1145116 is an apocalyptic number.

It is an amenable number.

1145116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145116 is a wasteful number, since it uses less digits than its factorization.

1145116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40908 (or 40906 counting only the distinct ones).

The product of its digits is 120, while the sum is 19.

The square root of 1145116 is about 1070.1009298192. The cubic root of 1145116 is about 104.6204284566.

The spelling of 1145116 in words is "one million, one hundred forty-five thousand, one hundred sixteen".