29008806913 has 2 divisors, whose sum is σ = 29008806914. Its totient is φ = 29008806912.

The previous prime is 29008806899. The next prime is 29008806917. The reversal of 29008806913 is 31960880092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23750816769 + 5257990144 = 154113^2 + 72512^2 .

It is a cyclic number.

It is not a de Polignac number, because 29008806913 - 2⁵ = 29008806881 is a prime.

It is not a weakly prime, because it can be changed into another prime (29008806917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14504403456 + 14504403457.

It is an arithmetic number, because the mean of its divisors is an integer number (14504403457).

Almost surely, 2^29008806913 is an apocalyptic number.

It is an amenable number.

29008806913 is a deficient number, since it is larger than the sum of its proper divisors (1).

29008806913 is an equidigital number, since it uses as much as digits as its factorization.

29008806913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 29008806913 in words is "twenty-nine billion, eight million, eight hundred six thousand, nine hundred thirteen".