1061450105553 has 12 divisors (see below), whose sum is σ = 1565827106688. Its totient is φ = 692577373560.

The previous prime is 1061450105549. The next prime is 1061450105579. The reversal of 1061450105553 is 3555010541601.

1061450105553 is a `hidden beast` number, since 1 + 0 + 61 + 45 + 0 + 1 + 0 + 5 + 553 = 666.

It is not a de Polignac number, because 1061450105553 - 2² = 1061450105549 is a prime.

It is a super-2 number, since 2×1061450105553² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061450105953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1254668733 + ... + 1254669578.

It is an arithmetic number, because the mean of its divisors is an integer number (130485592224).

Almost surely, 2^{1061450105553} is an apocalyptic number.

It is an amenable number.

1061450105553 is a deficient number, since it is larger than the sum of its proper divisors (504377001135).

1061450105553 is a wasteful number, since it uses less digits than its factorization.

1061450105553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2509338364 (or 2509338361 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 1061450105553 in words is "one trillion, sixty-one billion, four hundred fifty million, one hundred five thousand, five hundred fifty-three".