29678963 has 2 divisors, whose sum is σ = 29678964. Its totient is φ = 29678962.

The previous prime is 29678959. The next prime is 29678981. The reversal of 29678963 is 36987692.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29678963 - 2² = 29678959 is a prime.

It is a Chen prime.

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

It is not a weakly prime, because it can be changed into another prime (29678903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14839481 + 14839482.

It is an arithmetic number, because the mean of its divisors is an integer number (14839482).

Almost surely, 2^29678963 is an apocalyptic number.

29678963 is a deficient number, since it is larger than the sum of its proper divisors (1).

29678963 is an equidigital number, since it uses as much as digits as its factorization.

29678963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 29678963 is about 5447.8402142500. The cubic root of 29678963 is about 309.6108992629.

The spelling of 29678963 in words is "twenty-nine million, six hundred seventy-eight thousand, nine hundred sixty-three".