11178797047 has 8 divisors (see below), whose sum is σ = 12425147280. Its totient is φ = 9970796160.

The previous prime is 11178797033. The next prime is 11178797093. The reversal of 11178797047 is 74079787111.

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 11178797047 - 2¹¹ = 11178794999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11178796985 and 11178797003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11178797347) 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, 9586722 + ... + 9587887.

It is an arithmetic number, because the mean of its divisors is an integer number (1553143410).

Almost surely, 2^11178797047 is an apocalyptic number.

11178797047 is a deficient number, since it is larger than the sum of its proper divisors (1246350233).

11178797047 is a wasteful number, since it uses less digits than its factorization.

11178797047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19174673.

The product of its (nonzero) digits is 691488, while the sum is 52.

The spelling of 11178797047 in words is "eleven billion, one hundred seventy-eight million, seven hundred ninety-seven thousand, forty-seven".