11493860845 has 8 divisors (see below), whose sum is σ = 13793969664. Its totient is φ = 9194197584.

The previous prime is 11493860843. The next prime is 11493860869. The reversal of 11493860845 is 54806839411.

It is a happy number.

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 11493860845 - 2¹ = 11493860843 is a prime.

It is a super-2 number, since 2×11493860845² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11493860843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51729 + ... + 160198.

It is an arithmetic number, because the mean of its divisors is an integer number (1724246208).

Almost surely, 2^11493860845 is an apocalyptic number.

It is an amenable number.

11493860845 is a deficient number, since it is larger than the sum of its proper divisors (2300108819).

11493860845 is a wasteful number, since it uses less digits than its factorization.

11493860845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222779.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 11493860845 in words is "eleven billion, four hundred ninety-three million, eight hundred sixty thousand, eight hundred forty-five".