11471155797 has 8 divisors (see below), whose sum is σ = 15296189760. Its totient is φ = 7646779520.

The previous prime is 11471155783. The next prime is 11471155831. The reversal of 11471155797 is 79755117411.

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 11471155797 - 2⁶ = 11471155733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11471155727) 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, 122172 + ... + 194597.

It is an arithmetic number, because the mean of its divisors is an integer number (1912023720).

Almost surely, 2^11471155797 is an apocalyptic number.

It is an amenable number.

11471155797 is a deficient number, since it is larger than the sum of its proper divisors (3825033963).

11471155797 is a wasteful number, since it uses less digits than its factorization.

11471155797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328843.

The product of its digits is 308700, while the sum is 48.

The spelling of 11471155797 in words is "eleven billion, four hundred seventy-one million, one hundred fifty-five thousand, seven hundred ninety-seven".