11553348047 has 4 divisors (see below), whose sum is σ = 11771335800. Its totient is φ = 11335360296.

The previous prime is 11553348043. The next prime is 11553348061. The reversal of 11553348047 is 74084335511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11553348047 - 2² = 11553348043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11553347995 and 11553348013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553348041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108993797 + ... + 108993902.

It is an arithmetic number, because the mean of its divisors is an integer number (2942833950).

Almost surely, 2^11553348047 is an apocalyptic number.

11553348047 is a deficient number, since it is larger than the sum of its proper divisors (217987753).

11553348047 is an equidigital number, since it uses as much as digits as its factorization.

11553348047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217987752.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 11553348047 in words is "eleven billion, five hundred fifty-three million, three hundred forty-eight thousand, forty-seven".