1061054977671 has 12 divisors (see below), whose sum is σ = 1650529965448. Its totient is φ = 652956909264.

The previous prime is 1061054977651. The next prime is 1061054977711. The reversal of 1061054977671 is 1767794501601.

1061054977671 is a `hidden beast` number, since 1 + 0 + 6 + 10 + 5 + 497 + 76 + 71 = 666.

It is not a de Polignac number, because 1061054977671 - 2⁶ = 1061054977607 is a prime.

It is a super-2 number, since 2×1061054977671² (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 (1061054977621) 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, 4534422865 + ... + 4534423098.

Almost surely, 2^{1061054977671} is an apocalyptic number.

1061054977671 is a deficient number, since it is larger than the sum of its proper divisors (589474987777).

1061054977671 is a wasteful number, since it uses less digits than its factorization.

1061054977671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9068845982 (or 9068845979 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 54.

The spelling of 1061054977671 in words is "one trillion, sixty-one billion, fifty-four million, nine hundred seventy-seven thousand, six hundred seventy-one".