7660129 has 2 divisors, whose sum is σ = 7660130. Its totient is φ = 7660128.

The previous prime is 7660099. The next prime is 7660139. The reversal of 7660129 is 9210667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5832225 + 1827904 = 2415^2 + 1352^2 .

It is a cyclic number.

It is not a de Polignac number, because 7660129 - 2⁷ = 7660001 is a prime.

7660129 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 7660129.

It is not a weakly prime, because it can be changed into another prime (7660139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3830064 + 3830065.

It is an arithmetic number, because the mean of its divisors is an integer number (3830065).

Almost surely, 2^7660129 is an apocalyptic number.

It is an amenable number.

7660129 is a deficient number, since it is larger than the sum of its proper divisors (1).

7660129 is an equidigital number, since it uses as much as digits as its factorization.

7660129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 7660129 is about 2767.6938053188. The cubic root of 7660129 is about 197.1266589096.

The spelling of 7660129 in words is "seven million, six hundred sixty thousand, one hundred twenty-nine".