404000040371 has 2 divisors, whose sum is σ = 404000040372. Its totient is φ = 404000040370.

The previous prime is 404000040359. The next prime is 404000040373. The reversal of 404000040371 is 173040000404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404000040371 is a prime.

Together with 404000040373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (404000040373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202000020185 + 202000020186.

It is an arithmetic number, because the mean of its divisors is an integer number (202000020186).

Almost surely, 2^404000040371 is an apocalyptic number.

404000040371 is a deficient number, since it is larger than the sum of its proper divisors (1).

404000040371 is an equidigital number, since it uses as much as digits as its factorization.

404000040371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 404000040371 its reverse (173040000404), we get a palindrome (577040040775).

The spelling of 404000040371 in words is "four hundred four billion, forty thousand, three hundred seventy-one".