11729147 has 2 divisors, whose sum is σ = 11729148. Its totient is φ = 11729146.

The previous prime is 11729093. The next prime is 11729171. The reversal of 11729147 is 74192711.

11729147 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11729147 - 2⁸ = 11728891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11729177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5864573 + 5864574.

It is an arithmetic number, because the mean of its divisors is an integer number (5864574).

Almost surely, 2^11729147 is an apocalyptic number.

11729147 is a deficient number, since it is larger than the sum of its proper divisors (1).

11729147 is an equidigital number, since it uses as much as digits as its factorization.

11729147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 32.

The square root of 11729147 is about 3424.7842267798. The cubic root of 11729147 is about 227.2072279469.

The spelling of 11729147 in words is "eleven million, seven hundred twenty-nine thousand, one hundred forty-seven".