1145016 has 96 divisors (see below), whose sum is σ = 3494400. Its totient is φ = 349920.

The previous prime is 1145003. The next prime is 1145021. The reversal of 1145016 is 6105411.

It is a super-2 number, since 2×1145016² = 2622123280512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1145016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36921 + ... + 36951.

It is an arithmetic number, because the mean of its divisors is an integer number (36400).

2^1145016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747200).

1145016 is an abundant number, since it is smaller than the sum of its proper divisors (2349384).

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

1145016 is a wasteful number, since it uses less digits than its factorization.

1145016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1145016 is about 1070.0542042345. The cubic root of 1145016 is about 104.6173829580.

The spelling of 1145016 in words is "one million, one hundred forty-five thousand, sixteen".