641127367 has 2 divisors, whose sum is σ = 641127368. Its totient is φ = 641127366.

The previous prime is 641127349. The next prime is 641127371. The reversal of 641127367 is 763721146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 641127367 - 2¹¹ = 641125319 is a prime.

It is a super-2 number, since 2×641127367² = 822088601432705378, which contains 22 as substring.

It is equal to p_33356188 and since 641127367 and 33356188 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (641127667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320563683 + 320563684.

It is an arithmetic number, because the mean of its divisors is an integer number (320563684).

Almost surely, 2^641127367 is an apocalyptic number.

641127367 is a deficient number, since it is larger than the sum of its proper divisors (1).

641127367 is an equidigital number, since it uses as much as digits as its factorization.

641127367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 37.

The square root of 641127367 is about 25320.4930244259. The cubic root of 641127367 is about 862.2795872264.

The spelling of 641127367 in words is "six hundred forty-one million, one hundred twenty-seven thousand, three hundred sixty-seven".