29943353149 has 2 divisors, whose sum is σ = 29943353150. Its totient is φ = 29943353148.

The previous prime is 29943353123. The next prime is 29943353191. The reversal of 29943353149 is 94135334992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29758665049 + 184688100 = 172507^2 + 13590^2 .

It is a cyclic number.

It is not a de Polignac number, because 29943353149 - 2⁵ = 29943353117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29943353096 and 29943353105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29944353149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14971676574 + 14971676575.

It is an arithmetic number, because the mean of its divisors is an integer number (14971676575).

Almost surely, 2^29943353149 is an apocalyptic number.

It is an amenable number.

29943353149 is a deficient number, since it is larger than the sum of its proper divisors (1).

29943353149 is an equidigital number, since it uses as much as digits as its factorization.

29943353149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3149280, while the sum is 52.

The spelling of 29943353149 in words is "twenty-nine billion, nine hundred forty-three million, three hundred fifty-three thousand, one hundred forty-nine".