1145125268 has 24 divisors (see below), whose sum is σ = 2292673152. Its totient is φ = 490248864.

The previous prime is 1145125259. The next prime is 1145125297. The reversal of 1145125268 is 8625215411.

It is a super-2 number, since 2×1145125268² = 2622623758824143648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5930 + ... + 48222.

It is an arithmetic number, because the mean of its divisors is an integer number (95528048).

Almost surely, 2^1145125268 is an apocalyptic number.

It is an amenable number.

1145125268 is an abundant number, since it is smaller than the sum of its proper divisors (1147547884).

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

1145125268 is a wasteful number, since it uses less digits than its factorization.

1145125268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43271 (or 43269 counting only the distinct ones).

The product of its digits is 19200, while the sum is 35.

The square root of 1145125268 is about 33839.6995849549. The cubic root of 1145125268 is about 1046.2071070441.

The spelling of 1145125268 in words is "one billion, one hundred forty-five million, one hundred twenty-five thousand, two hundred sixty-eight".