6031561061 has 8 divisors (see below), whose sum is σ = 6102293760. Its totient is φ = 5960894368.

The previous prime is 6031561051. The next prime is 6031561073. The reversal of 6031561061 is 1601651306.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6031561061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6031561021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181070 + ... + 211776.

It is an arithmetic number, because the mean of its divisors is an integer number (762786720).

Almost surely, 2^6031561061 is an apocalyptic number.

It is an amenable number.

6031561061 is a deficient number, since it is larger than the sum of its proper divisors (70732699).

6031561061 is a wasteful number, since it uses less digits than its factorization.

6031561061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33003.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 6031561061 is about 77663.1254908016. The cubic root of 6031561061 is about 1820.3011477886.

The spelling of 6031561061 in words is "six billion, thirty-one million, five hundred sixty-one thousand, sixty-one".