29149259197 has 2 divisors, whose sum is σ = 29149259198. Its totient is φ = 29149259196.

The previous prime is 29149259131. The next prime is 29149259299. The reversal of 29149259197 is 79195294192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23812810596 + 5336448601 = 154314^2 + 73051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29149259197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29149259107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14574629598 + 14574629599.

It is an arithmetic number, because the mean of its divisors is an integer number (14574629599).

Almost surely, 2^29149259197 is an apocalyptic number.

It is an amenable number.

29149259197 is a deficient number, since it is larger than the sum of its proper divisors (1).

29149259197 is an equidigital number, since it uses as much as digits as its factorization.

29149259197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3674160, while the sum is 58.

The spelling of 29149259197 in words is "twenty-nine billion, one hundred forty-nine million, two hundred fifty-nine thousand, one hundred ninety-seven".