561135114 has 48 divisors (see below), whose sum is σ = 1267986720. Its totient is φ = 185982480.

The previous prime is 561135109. The next prime is 561135137. The reversal of 561135114 is 411531165.

561135114 is a `hidden beast` number, since 5 + 611 + 35 + 1 + 14 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84777 + ... + 91155.

It is an arithmetic number, because the mean of its divisors is an integer number (26416390).

Almost surely, 2^561135114 is an apocalyptic number.

561135114 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 561135114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633993360).

561135114 is an abundant number, since it is smaller than the sum of its proper divisors (706851606).

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

561135114 is a wasteful number, since it uses less digits than its factorization.

561135114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6577 (or 6565 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 561135114 is about 23688.2906517123. The cubic root of 561135114 is about 824.8136041709.

Adding to 561135114 its reverse (411531165), we get a palindrome (972666279).

The spelling of 561135114 in words is "five hundred sixty-one million, one hundred thirty-five thousand, one hundred fourteen".