1061055510605 has 16 divisors (see below), whose sum is σ = 1286051257728. Its totient is φ = 840323640000.

The previous prime is 1061055510589. The next prime is 1061055510611. The reversal of 1061055510605 is 5060155501601.

It is not a de Polignac number, because 1061055510605 - 2⁴ = 1061055510589 is a prime.

It is a super-2 number, since 2×1061055510605² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3600800 + ... + 3884310.

It is an arithmetic number, because the mean of its divisors is an integer number (80378203608).

Almost surely, 2^{1061055510605} is an apocalyptic number.

It is an amenable number.

1061055510605 is a deficient number, since it is larger than the sum of its proper divisors (224995747123).

1061055510605 is a wasteful number, since it uses less digits than its factorization.

1061055510605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291028.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 1061055510605 in words is "one trillion, sixty-one billion, fifty-five million, five hundred ten thousand, six hundred five".