143321474047 has 2 divisors, whose sum is σ = 143321474048. Its totient is φ = 143321474046.

The previous prime is 143321474029. The next prime is 143321474053. The reversal of 143321474047 is 740474123341.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143321474047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143321474057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71660737023 + 71660737024.

It is an arithmetic number, because the mean of its divisors is an integer number (71660737024).

Almost surely, 2^143321474047 is an apocalyptic number.

143321474047 is a deficient number, since it is larger than the sum of its proper divisors (1).

143321474047 is an equidigital number, since it uses as much as digits as its factorization.

143321474047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 40.

Adding to 143321474047 its reverse (740474123341), we get a palindrome (883795597388).

The spelling of 143321474047 in words is "one hundred forty-three billion, three hundred twenty-one million, four hundred seventy-four thousand, forty-seven".