1105155606601 has 2 divisors, whose sum is σ = 1105155606602. Its totient is φ = 1105155606600.

The previous prime is 1105155606563. The next prime is 1105155606623. The reversal of 1105155606601 is 1066065515011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1094641155001 + 10514451600 = 1046251^2 + 102540^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105155606601 - 2⁷ = 1105155606473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1105155606101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552577803300 + 552577803301.

It is an arithmetic number, because the mean of its divisors is an integer number (552577803301).

Almost surely, 2^{1105155606601} is an apocalyptic number.

It is an amenable number.

1105155606601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105155606601 is an equidigital number, since it uses as much as digits as its factorization.

1105155606601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 1105155606601 in words is "one trillion, one hundred five billion, one hundred fifty-five million, six hundred six thousand, six hundred one".