29102089 has 2 divisors, whose sum is σ = 29102090. Its totient is φ = 29102088.

The previous prime is 29102083. The next prime is 29102093. The reversal of 29102089 is 98020192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24920064 + 4182025 = 4992^2 + 2045^2 .

It is a cyclic number.

It is not a de Polignac number, because 29102089 - 2⁵ = 29102057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29102089.

It is not a weakly prime, because it can be changed into another prime (29102083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14551044 + 14551045.

It is an arithmetic number, because the mean of its divisors is an integer number (14551045).

Almost surely, 2^29102089 is an apocalyptic number.

It is an amenable number.

29102089 is a deficient number, since it is larger than the sum of its proper divisors (1).

29102089 is an equidigital number, since it uses as much as digits as its factorization.

29102089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 29102089 is about 5394.6352054611. The cubic root of 29102089 is about 307.5917773070.

The spelling of 29102089 in words is "twenty-nine million, one hundred two thousand, eighty-nine".