1061366140 has 24 divisors (see below), whose sum is σ = 2230556832. Its totient is φ = 424224960.

The previous prime is 1061366129. The next prime is 1061366147. The reversal of 1061366140 is 416631601.

It is a super-2 number, since 2×1061366140² = 2252996166276999200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061366099 and 1061366108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061366147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7930 + ... + 46750.

It is an arithmetic number, because the mean of its divisors is an integer number (92939868).

Almost surely, 2^1061366140 is an apocalyptic number.

1061366140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061366140 is an abundant number, since it is smaller than the sum of its proper divisors (1169190692).

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

1061366140 is a wasteful number, since it uses less digits than its factorization.

1061366140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40197 (or 40195 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1061366140 is about 32578.6147649037. The cubic root of 1061366140 is about 1020.0506638938.

Adding to 1061366140 its reverse (416631601), we get a palindrome (1477997741).

The spelling of 1061366140 in words is "one billion, sixty-one million, three hundred sixty-six thousand, one hundred forty".