61060111099 has 8 divisors (see below), whose sum is σ = 65964482640. Its totient is φ = 56185373856.

The previous prime is 61060111061. The next prime is 61060111109. The reversal of 61060111099 is 99011106016.

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-61060111099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61060111019) 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, 7404289 + ... + 7412530.

It is an arithmetic number, because the mean of its divisors is an integer number (8245560330).

Almost surely, 2^61060111099 is an apocalyptic number.

61060111099 is a deficient number, since it is larger than the sum of its proper divisors (4904371541).

61060111099 is a wasteful number, since it uses less digits than its factorization.

61060111099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14817149.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 61060111099 in words is "sixty-one billion, sixty million, one hundred eleven thousand, ninety-nine".