11205091232943 has 16 divisors (see below), whose sum is σ = 14973020507136. Its totient is φ = 7453615943520.

The previous prime is 11205091232873. The next prime is 11205091232957. The reversal of 11205091232943 is 34923219050211.

It is a happy number.

It is not a de Polignac number, because 11205091232943 - 2²⁰ = 11205090184367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11205091232895 and 11205091232904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11205091232843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9341530 + ... + 10472552.

It is an arithmetic number, because the mean of its divisors is an integer number (935813781696).

Almost surely, 2^{11205091232943} is an apocalyptic number.

11205091232943 is a deficient number, since it is larger than the sum of its proper divisors (3767929274193).

11205091232943 is a wasteful number, since it uses less digits than its factorization.

11205091232943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138294.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 11205091232943 in words is "eleven trillion, two hundred five billion, ninety-one million, two hundred thirty-two thousand, nine hundred forty-three".