1140666260 has 12 divisors (see below), whose sum is σ = 2395399188. Its totient is φ = 456266496.

The previous prime is 1140666259. The next prime is 1140666269. The reversal of 1140666260 is 626660411.

1140666260 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 881971204 + 258695056 = 29698^2 + 16084^2 .

It is a super-2 number, since 2×1140666260² = 2602239033404775200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140666269) 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, 28516637 + ... + 28516676.

It is an arithmetic number, because the mean of its divisors is an integer number (199616599).

Almost surely, 2^1140666260 is an apocalyptic number.

1140666260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140666260 is an abundant number, since it is smaller than the sum of its proper divisors (1254732928).

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

1140666260 is a wasteful number, since it uses less digits than its factorization.

1140666260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57033322 (or 57033320 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1140666260 is about 33773.7510501869. The cubic root of 1140666260 is about 1044.8473972656.

The spelling of 1140666260 in words is "one billion, one hundred forty million, six hundred sixty-six thousand, two hundred sixty".