6320129 has 2 divisors, whose sum is σ = 6320130. Its totient is φ = 6320128.

The previous prime is 6320117. The next prime is 6320131. The reversal of 6320129 is 9210236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3591025 + 2729104 = 1895^2 + 1652^2 .

It is a cyclic number.

It is not a de Polignac number, because 6320129 - 2⁴ = 6320113 is a prime.

Together with 6320131, 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 (6320159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3160064 + 3160065.

It is an arithmetic number, because the mean of its divisors is an integer number (3160065).

It is a Proth number, since it is equal to 1543 ⋅ 2¹² + 1 and 1543 < 2¹².

Almost surely, 2^6320129 is an apocalyptic number.

It is an amenable number.

6320129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6320129 is an equidigital number, since it uses as much as digits as its factorization.

6320129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 6320129 is about 2513.9866745868. The cubic root of 6320129 is about 184.8879672307.

The spelling of 6320129 in words is "six million, three hundred twenty thousand, one hundred twenty-nine".