1013171157000 has 96 divisors (see below), whose sum is σ = 3424518541080. Its totient is φ = 270178972800.

The previous prime is 1013171156981. The next prime is 1013171157007. The reversal of 1013171157000 is 7511713101.

1013171157000 is a `hidden beast` number, since 10 + 13 + 1 + 71 + 1 + 570 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 446189264676 + 566981892324 = 667974^2 + 752982^2 .

It is not an unprimeable number, because it can be changed into a prime (1013171157007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56278287 + ... + 56296286.

Almost surely, 2^{1013171157000} is an apocalyptic number.

1013171157000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013171157000 is an abundant number, since it is smaller than the sum of its proper divisors (2411347384080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013171157000 is a wasteful number, since it uses less digits than its factorization.

1013171157000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112574600 (or 112574583 counting only the distinct ones).

The product of its (nonzero) digits is 735, while the sum is 27.

The spelling of 1013171157000 in words is "one trillion, thirteen billion, one hundred seventy-one million, one hundred fifty-seven thousand".