1055601110061 has 6 divisors (see below), whose sum is σ = 1524757158990. Its totient is φ = 703734073368.

The previous prime is 1055601110027. The next prime is 1055601110107. The reversal of 1055601110061 is 1600111065501.

1055601110061 is a `hidden beast` number, since 1 + 0 + 55 + 601 + 1 + 1 + 0 + 0 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 983994561225 + 71606548836 = 991965^2 + 267594^2 .

It is not a de Polignac number, because 1055601110061 - 2¹³ = 1055601101869 is a prime.

It is a super-2 number, since 2×1055601110061² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055601110461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58644506106 + ... + 58644506123.

It is an arithmetic number, because the mean of its divisors is an integer number (254126193165).

Almost surely, 2^{1055601110061} is an apocalyptic number.

It is an amenable number.

1055601110061 is a deficient number, since it is larger than the sum of its proper divisors (469156048929).

1055601110061 is a wasteful number, since it uses less digits than its factorization.

1055601110061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117289012235 (or 117289012232 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

Adding to 1055601110061 its reverse (1600111065501), we get a palindrome (2655712175562).

The spelling of 1055601110061 in words is "one trillion, fifty-five billion, six hundred one million, one hundred ten thousand, sixty-one".