11641343167 has 4 divisors (see below), whose sum is σ = 11654927856. Its totient is φ = 11627758480.

The previous prime is 11641343141. The next prime is 11641343171. The reversal of 11641343167 is 76134314611.

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 11641343167 - 2¹⁹ = 11640818879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11641343137) 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, 6791059 + ... + 6792772.

It is an arithmetic number, because the mean of its divisors is an integer number (2913731964).

Almost surely, 2^11641343167 is an apocalyptic number.

11641343167 is a deficient number, since it is larger than the sum of its proper divisors (13584689).

11641343167 is an equidigital number, since it uses as much as digits as its factorization.

11641343167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13584688.

The product of its digits is 36288, while the sum is 37.

Adding to 11641343167 its reverse (76134314611), we get a palindrome (87775657778).

The spelling of 11641343167 in words is "eleven billion, six hundred forty-one million, three hundred forty-three thousand, one hundred sixty-seven".