29149427 has 2 divisors, whose sum is σ = 29149428. Its totient is φ = 29149426.

The previous prime is 29149423. The next prime is 29149433. The reversal of 29149427 is 72494192.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29149427 - 2² = 29149423 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (29149423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14574713 + 14574714.

It is an arithmetic number, because the mean of its divisors is an integer number (14574714).

Almost surely, 2^29149427 is an apocalyptic number.

29149427 is a deficient number, since it is larger than the sum of its proper divisors (1).

29149427 is an equidigital number, since it uses as much as digits as its factorization.

29149427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 29149427 is about 5399.0209297612. The cubic root of 29149427 is about 307.7584651317.

The spelling of 29149427 in words is "twenty-nine million, one hundred forty-nine thousand, four hundred twenty-seven".