29914123543 has 2 divisors, whose sum is σ = 29914123544. Its totient is φ = 29914123542.

The previous prime is 29914123531. The next prime is 29914123549. The reversal of 29914123543 is 34532141992.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29914123543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29914123543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29914123549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14957061771 + 14957061772.

It is an arithmetic number, because the mean of its divisors is an integer number (14957061772).

Almost surely, 2^29914123543 is an apocalyptic number.

29914123543 is a deficient number, since it is larger than the sum of its proper divisors (1).

29914123543 is an equidigital number, since it uses as much as digits as its factorization.

29914123543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 43.

The spelling of 29914123543 in words is "twenty-nine billion, nine hundred fourteen million, one hundred twenty-three thousand, five hundred forty-three".