29539697093 has 2 divisors, whose sum is σ = 29539697094. Its totient is φ = 29539697092.

The previous prime is 29539697059. The next prime is 29539697113. The reversal of 29539697093 is 39079693592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15245581729 + 14294115364 = 123473^2 + 119558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29539697093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29539697053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14769848546 + 14769848547.

It is an arithmetic number, because the mean of its divisors is an integer number (14769848547).

Almost surely, 2^29539697093 is an apocalyptic number.

It is an amenable number.

29539697093 is a deficient number, since it is larger than the sum of its proper divisors (1).

29539697093 is an equidigital number, since it uses as much as digits as its factorization.

29539697093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24800580, while the sum is 62.

The spelling of 29539697093 in words is "twenty-nine billion, five hundred thirty-nine million, six hundred ninety-seven thousand, ninety-three".