104729089 has 2 divisors, whose sum is σ = 104729090. Its totient is φ = 104729088.

The previous prime is 104729087. The next prime is 104729161. The reversal of 104729089 is 980927401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67519089 + 37210000 = 8217^2 + 6100^2 .

It is a cyclic number.

It is not a de Polignac number, because 104729089 - 2¹ = 104729087 is a prime.

Together with 104729087, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104729081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52364544 + 52364545.

It is an arithmetic number, because the mean of its divisors is an integer number (52364545).

Almost surely, 2^104729089 is an apocalyptic number.

It is an amenable number.

104729089 is a deficient number, since it is larger than the sum of its proper divisors (1).

104729089 is an equidigital number, since it uses as much as digits as its factorization.

104729089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 104729089 is about 10233.7231250411. The cubic root of 104729089 is about 471.3633104248.

The spelling of 104729089 in words is "one hundred four million, seven hundred twenty-nine thousand, eighty-nine".