29069227009 has 3 divisors (see below), whose sum is σ = 29069397507. Its totient is φ = 29069056512.

The previous prime is 29069227003. The next prime is 29069227013. The reversal of 29069227009 is 90072296092.

The square root of 29069227009 is 170497.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 7615180225 + 21454046784 = 87265^2 + 146472^2 .

It is not a de Polignac number, because 29069227009 - 2²⁵ = 29035672577 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29069227009.

It is not an unprimeable number, because it can be changed into a prime (29069227003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 85249 + ... + 255745.

It is an arithmetic number, because the mean of its divisors is an integer number (9689799169).

Almost surely, 2^29069227009 is an apocalyptic number.

29069227009 is the 170497-th square number.

29069227009 is the 85249-th centered octagonal number.

It is an amenable number.

29069227009 is a deficient number, since it is larger than the sum of its proper divisors (170498).

29069227009 is an frugal number, since it uses more digits than its factorization.

29069227009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340994 (or 170497 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 29069227009 in words is "twenty-nine billion, sixty-nine million, two hundred twenty-seven thousand, nine".