29871434622013 has 2 divisors, whose sum is σ = 29871434622014. Its totient is φ = 29871434622012.

The previous prime is 29871434621933. The next prime is 29871434622089. The reversal of 29871434622013 is 31022643417892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24199925712964 + 5671508909049 = 4919342^2 + 2381493^2 .

It is a cyclic number.

It is not a de Polignac number, because 29871434622013 - 2³⁷ = 29733995668541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29871404622013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14935717311006 + 14935717311007.

It is an arithmetic number, because the mean of its divisors is an integer number (14935717311007).

Almost surely, 2^{29871434622013} is an apocalyptic number.

It is an amenable number.

29871434622013 is a deficient number, since it is larger than the sum of its proper divisors (1).

29871434622013 is an equidigital number, since it uses as much as digits as its factorization.

29871434622013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 29871434622013 in words is "twenty-nine trillion, eight hundred seventy-one billion, four hundred thirty-four million, six hundred twenty-two thousand, thirteen".