143321474029 has 2 divisors, whose sum is σ = 143321474030. Its totient is φ = 143321474028.

The previous prime is 143321473957. The next prime is 143321474047. The reversal of 143321474029 is 920474123341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138459898404 + 4861575625 = 372102^2 + 69725^2 .

It is a cyclic number.

It is not a de Polignac number, because 143321474029 - 2²⁵ = 143287919597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143321473982 and 143321474000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143321474059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71660737014 + 71660737015.

It is an arithmetic number, because the mean of its divisors is an integer number (71660737015).

Almost surely, 2^143321474029 is an apocalyptic number.

It is an amenable number.

143321474029 is a deficient number, since it is larger than the sum of its proper divisors (1).

143321474029 is an equidigital number, since it uses as much as digits as its factorization.

143321474029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 143321474029 in words is "one hundred forty-three billion, three hundred twenty-one million, four hundred seventy-four thousand, twenty-nine".