11137441471 has 4 divisors (see below), whose sum is σ = 11994167752. Its totient is φ = 10280715192.

The previous prime is 11137441459. The next prime is 11137441493. The reversal of 11137441471 is 17414473111.

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 11137441471 - 2⁵ = 11137441439 is a prime.

It is a super-3 number, since 3×11137441471³ (a number of 31 digits) contains 333 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 (11137441771) 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, 428363121 + ... + 428363146.

It is an arithmetic number, because the mean of its divisors is an integer number (2998541938).

Almost surely, 2^11137441471 is an apocalyptic number.

11137441471 is a deficient number, since it is larger than the sum of its proper divisors (856726281).

11137441471 is an equidigital number, since it uses as much as digits as its factorization.

11137441471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856726280.

The product of its digits is 9408, while the sum is 34.

The spelling of 11137441471 in words is "eleven billion, one hundred thirty-seven million, four hundred forty-one thousand, four hundred seventy-one".