29147017 has 2 divisors, whose sum is σ = 29147018. Its totient is φ = 29147016.

The previous prime is 29146987. The next prime is 29147021. The reversal of 29147017 is 71074192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16679056 + 12467961 = 4084^2 + 3531^2 .

It is a cyclic number.

It is not a de Polignac number, because 29147017 - 2⁷ = 29146889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29147017.

It is not a weakly prime, because it can be changed into another prime (29147317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14573508 + 14573509.

It is an arithmetic number, because the mean of its divisors is an integer number (14573509).

Almost surely, 2^29147017 is an apocalyptic number.

It is an amenable number.

29147017 is a deficient number, since it is larger than the sum of its proper divisors (1).

29147017 is an equidigital number, since it uses as much as digits as its factorization.

29147017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 29147017 is about 5398.7977365336. The cubic root of 29147017 is about 307.7499833373.

The spelling of 29147017 in words is "twenty-nine million, one hundred forty-seven thousand, seventeen".