61106056111 has 2 divisors, whose sum is σ = 61106056112. Its totient is φ = 61106056110.

The previous prime is 61106056097. The next prime is 61106056129. The reversal of 61106056111 is 11165060116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61106056111 - 2¹⁷ = 61105925039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61106056111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61106056411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30553028055 + 30553028056.

It is an arithmetic number, because the mean of its divisors is an integer number (30553028056).

Almost surely, 2^61106056111 is an apocalyptic number.

61106056111 is a deficient number, since it is larger than the sum of its proper divisors (1).

61106056111 is an equidigital number, since it uses as much as digits as its factorization.

61106056111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 61106056111 in words is "sixty-one billion, one hundred six million, fifty-six thousand, one hundred eleven".