1161117130641 has 32 divisors (see below), whose sum is σ = 1721685568512. Its totient is φ = 691219630080.

The previous prime is 1161117130637. The next prime is 1161117130643. The reversal of 1161117130641 is 1460317111611.

It is not a de Polignac number, because 1161117130641 - 2² = 1161117130637 is a prime.

It is a super-2 number, since 2×1161117130641² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1161117130643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3000921 + ... + 3365673.

It is an arithmetic number, because the mean of its divisors is an integer number (53802674016).

Almost surely, 2^{1161117130641} is an apocalyptic number.

It is an amenable number.

1161117130641 is a deficient number, since it is larger than the sum of its proper divisors (560568437871).

1161117130641 is a wasteful number, since it uses less digits than its factorization.

1161117130641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367433.

The product of its (nonzero) digits is 3024, while the sum is 33.

The spelling of 1161117130641 in words is "one trillion, one hundred sixty-one billion, one hundred seventeen million, one hundred thirty thousand, six hundred forty-one".