11338474871 has 2 divisors, whose sum is σ = 11338474872. Its totient is φ = 11338474870.

The previous prime is 11338474837. The next prime is 11338474891. The reversal of 11338474871 is 17847483311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11338474871 - 2¹⁰ = 11338473847 is a prime.

It is a super-2 number, since 2×11338474871² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11338474891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5669237435 + 5669237436.

It is an arithmetic number, because the mean of its divisors is an integer number (5669237436).

Almost surely, 2^11338474871 is an apocalyptic number.

11338474871 is a deficient number, since it is larger than the sum of its proper divisors (1).

11338474871 is an equidigital number, since it uses as much as digits as its factorization.

11338474871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584, while the sum is 47.

The spelling of 11338474871 in words is "eleven billion, three hundred thirty-eight million, four hundred seventy-four thousand, eight hundred seventy-one".