29696143 has 2 divisors, whose sum is σ = 29696144. Its totient is φ = 29696142.

The previous prime is 29696137. The next prime is 29696153. The reversal of 29696143 is 34169692.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29696143 - 2⁵ = 29696111 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 29696096 and 29696105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29696123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14848071 + 14848072.

It is an arithmetic number, because the mean of its divisors is an integer number (14848072).

Almost surely, 2^29696143 is an apocalyptic number.

29696143 is a deficient number, since it is larger than the sum of its proper divisors (1).

29696143 is an equidigital number, since it uses as much as digits as its factorization.

29696143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 29696143 is about 5449.4167577824. The cubic root of 29696143 is about 309.6706283178.

The spelling of 29696143 in words is "twenty-nine million, six hundred ninety-six thousand, one hundred forty-three".