400313411 has 2 divisors, whose sum is σ = 400313412. Its totient is φ = 400313410.

The previous prime is 400313401. The next prime is 400313423. The reversal of 400313411 is 114313004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400313411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400313411.

It is not a weakly prime, because it can be changed into another prime (400313401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200156705 + 200156706.

It is an arithmetic number, because the mean of its divisors is an integer number (200156706).

Almost surely, 2^400313411 is an apocalyptic number.

400313411 is a deficient number, since it is larger than the sum of its proper divisors (1).

400313411 is an equidigital number, since it uses as much as digits as its factorization.

400313411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 400313411 is about 20007.8337408126. The cubic root of 400313411 is about 736.9986854896.

Adding to 400313411 its reverse (114313004), we get a palindrome (514626415).

The spelling of 400313411 in words is "four hundred million, three hundred thirteen thousand, four hundred eleven".