5668129 has 2 divisors, whose sum is σ = 5668130. Its totient is φ = 5668128.

The previous prime is 5668073. The next prime is 5668139. The reversal of 5668129 is 9218665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4100625 + 1567504 = 2025^2 + 1252^2 .

It is a cyclic number.

It is not a de Polignac number, because 5668129 - 2¹³ = 5659937 is a prime.

It is not a weakly prime, because it can be changed into another prime (5668139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2834064 + 2834065.

It is an arithmetic number, because the mean of its divisors is an integer number (2834065).

Almost surely, 2^5668129 is an apocalyptic number.

It is an amenable number.

5668129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5668129 is an equidigital number, since it uses as much as digits as its factorization.

5668129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 5668129 is about 2380.7832744708. The cubic root of 5668129 is about 178.2980425310.

The spelling of 5668129 in words is "five million, six hundred sixty-eight thousand, one hundred twenty-nine".