400000411 has 2 divisors, whose sum is σ = 400000412. Its totient is φ = 400000410.

The previous prime is 400000373. The next prime is 400000457. The reversal of 400000411 is 114000004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400000411 - 2⁷ = 400000283 is a prime.

400000411 is a modest number, since divided by 411 gives 4 as remainder.

It is not a weakly prime, because it can be changed into another prime (400000511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200000205 + 200000206.

It is an arithmetic number, because the mean of its divisors is an integer number (200000206).

Almost surely, 2^400000411 is an apocalyptic number.

400000411 is a deficient number, since it is larger than the sum of its proper divisors (1).

400000411 is an equidigital number, since it uses as much as digits as its factorization.

400000411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 400000411 is about 20000.0102749974. The cubic root of 400000411 is about 736.8065520841.

Adding to 400000411 its reverse (114000004), we get a palindrome (514000415).

It can be divided in two parts, 4000004 and 11, that multiplied together give a palindrome (44000044).

The spelling of 400000411 in words is "four hundred million, four hundred eleven", and thus it is an aban number.