400513034143 has 2 divisors, whose sum is σ = 400513034144. Its totient is φ = 400513034142.

The previous prime is 400513034027. The next prime is 400513034189. The reversal of 400513034143 is 341430315004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 400513034143 - 2¹⁷ = 400512903071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400513034843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200256517071 + 200256517072.

It is an arithmetic number, because the mean of its divisors is an integer number (200256517072).

Almost surely, 2^400513034143 is an apocalyptic number.

400513034143 is a deficient number, since it is larger than the sum of its proper divisors (1).

400513034143 is an equidigital number, since it uses as much as digits as its factorization.

400513034143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 400513034143 its reverse (341430315004), we get a palindrome (741943349147).

The spelling of 400513034143 in words is "four hundred billion, five hundred thirteen million, thirty-four thousand, one hundred forty-three".