641167383 has 4 divisors (see below), whose sum is σ = 854889848. Its totient is φ = 427444920.

The previous prime is 641167349. The next prime is 641167391. The reversal of 641167383 is 383761146.

641167383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 641167383 - 2⁹ = 641166871 is a prime.

It is a super-2 number, since 2×641167383² = 822191226046137378, which contains 22 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 (641167313) 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, 106861228 + ... + 106861233.

It is an arithmetic number, because the mean of its divisors is an integer number (213722462).

Almost surely, 2^641167383 is an apocalyptic number.

641167383 is a deficient number, since it is larger than the sum of its proper divisors (213722465).

641167383 is a wasteful number, since it uses less digits than its factorization.

641167383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213722464.

The product of its digits is 72576, while the sum is 39.

The square root of 641167383 is about 25321.2832020812. The cubic root of 641167383 is about 862.2975265958.

The spelling of 641167383 in words is "six hundred forty-one million, one hundred sixty-seven thousand, three hundred eighty-three".