456040134345143 has 2 divisors, whose sum is σ = 456040134345144. Its totient is φ = 456040134345142.

The previous prime is 456040134345113. The next prime is 456040134345157. The reversal of 456040134345143 is 341543431040654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456040134345143 - 2¹² = 456040134341047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456040134345113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228020067172571 + 228020067172572.

It is an arithmetic number, because the mean of its divisors is an integer number (228020067172572).

Almost surely, 2^{456040134345143} is an apocalyptic number.

456040134345143 is a deficient number, since it is larger than the sum of its proper divisors (1).

456040134345143 is an equidigital number, since it uses as much as digits as its factorization.

456040134345143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4147200, while the sum is 47.

Adding to 456040134345143 its reverse (341543431040654), we get a palindrome (797583565385797).

The spelling of 456040134345143 in words is "four hundred fifty-six trillion, forty billion, one hundred thirty-four million, three hundred forty-five thousand, one hundred forty-three".