143440004311 has 2 divisors, whose sum is σ = 143440004312. Its totient is φ = 143440004310.

The previous prime is 143440004291. The next prime is 143440004327. The reversal of 143440004311 is 113400044341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143440004311 - 2²¹ = 143437907159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143440004611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71720002155 + 71720002156.

It is an arithmetic number, because the mean of its divisors is an integer number (71720002156).

Almost surely, 2^143440004311 is an apocalyptic number.

143440004311 is a deficient number, since it is larger than the sum of its proper divisors (1).

143440004311 is an equidigital number, since it uses as much as digits as its factorization.

143440004311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 143440004311 its reverse (113400044341), we get a palindrome (256840048652).

The spelling of 143440004311 in words is "one hundred forty-three billion, four hundred forty million, four thousand, three hundred eleven".