1161406218113 has 8 divisors (see below), whose sum is σ = 1162892115840. Its totient is φ = 1159921030320.

The previous prime is 1161406218109. The next prime is 1161406218211. The reversal of 1161406218113 is 3118126041611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1161406218113 - 2² = 1161406218109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1161406211113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3135923 + ... + 3486663.

It is an arithmetic number, because the mean of its divisors is an integer number (145361514480).

Almost surely, 2^{1161406218113} is an apocalyptic number.

It is an amenable number.

1161406218113 is a deficient number, since it is larger than the sum of its proper divisors (1485897727).

1161406218113 is a wasteful number, since it uses less digits than its factorization.

1161406218113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354967.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 1161406218113 in words is "one trillion, one hundred sixty-one billion, four hundred six million, two hundred eighteen thousand, one hundred thirteen".