29089349129 has 2 divisors, whose sum is σ = 29089349130. Its totient is φ = 29089349128.

The previous prime is 29089349083. The next prime is 29089349137. The reversal of 29089349129 is 92194398092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28589737225 + 499611904 = 169085^2 + 22352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29089349129 is a prime.

It is not a weakly prime, because it can be changed into another prime (29089342129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14544674564 + 14544674565.

It is an arithmetic number, because the mean of its divisors is an integer number (14544674565).

Almost surely, 2^29089349129 is an apocalyptic number.

It is an amenable number.

29089349129 is a deficient number, since it is larger than the sum of its proper divisors (1).

29089349129 is an equidigital number, since it uses as much as digits as its factorization.

29089349129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 56.

The spelling of 29089349129 in words is "twenty-nine billion, eighty-nine million, three hundred forty-nine thousand, one hundred twenty-nine".