1135037557161 has 64 divisors (see below), whose sum is σ = 1816801228800. Its totient is φ = 698198985792.

The previous prime is 1135037557139. The next prime is 1135037557163. The reversal of 1135037557161 is 1617557305311.

1135037557161 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 0 + 3 + 75 + 571 + 6 + 1 = 666.

It is not a de Polignac number, because 1135037557161 - 2¹⁰ = 1135037556137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1135037557163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20196046 + ... + 20252168.

It is an arithmetic number, because the mean of its divisors is an integer number (28387519200).

Almost surely, 2^{1135037557161} is an apocalyptic number.

It is an amenable number.

1135037557161 is a deficient number, since it is larger than the sum of its proper divisors (681763671639).

1135037557161 is a wasteful number, since it uses less digits than its factorization.

1135037557161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57307 (or 57301 counting only the distinct ones).

The product of its (nonzero) digits is 330750, while the sum is 45.

The spelling of 1135037557161 in words is "one trillion, one hundred thirty-five billion, thirty-seven million, five hundred fifty-seven thousand, one hundred sixty-one".