4664129 has 2 divisors, whose sum is σ = 4664130. Its totient is φ = 4664128.

The previous prime is 4664117. The next prime is 4664131. The reversal of 4664129 is 9214664.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3168400 + 1495729 = 1780^2 + 1223^2 .

It is a cyclic number.

It is not a de Polignac number, because 4664129 - 2⁴ = 4664113 is a prime.

Together with 4664131, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4664095 and 4664104.

It is not a weakly prime, because it can be changed into another prime (4604129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332064 + 2332065.

It is an arithmetic number, because the mean of its divisors is an integer number (2332065).

Almost surely, 2^4664129 is an apocalyptic number.

It is an amenable number.

4664129 is a deficient number, since it is larger than the sum of its proper divisors (1).

4664129 is an equidigital number, since it uses as much as digits as its factorization.

4664129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 4664129 is about 2159.6594638970. The cubic root of 4664129 is about 167.0796350089.

The spelling of 4664129 in words is "four million, six hundred sixty-four thousand, one hundred twenty-nine".