111060555561061 has 8 divisors (see below), whose sum is σ = 117594297264024. Its totient is φ = 104526899174400.

The previous prime is 111060555561017. The next prime is 111060555561079. The reversal of 111060555561061 is 160165555060111.

It can be written as a sum of positive squares in 4 ways, for example, as 87407652830436 + 23652902730625 = 9349206^2 + 4863425^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 111060555561061 - 2⁴¹ = 108861532305509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111060555560999 and 111060555561017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111060555501061) 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, 18639300 + ... + 23865133.

It is an arithmetic number, because the mean of its divisors is an integer number (14699287158003).

Almost surely, 2^{111060555561061} is an apocalyptic number.

It is an amenable number.

111060555561061 is a deficient number, since it is larger than the sum of its proper divisors (6533741702963).

111060555561061 is a wasteful number, since it uses less digits than its factorization.

111060555561061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42658151.

The product of its (nonzero) digits is 135000, while the sum is 43.

The spelling of 111060555561061 in words is "one hundred eleven trillion, sixty billion, five hundred fifty-five million, five hundred sixty-one thousand, sixty-one".