5625760121 has 2 divisors, whose sum is σ = 5625760122. Its totient is φ = 5625760120.

The previous prime is 5625760097. The next prime is 5625760157. The reversal of 5625760121 is 1210675265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5622000400 + 3759721 = 74980^2 + 1939^2 .

It is a cyclic number.

It is not a de Polignac number, because 5625760121 - 2⁶ = 5625760057 is a prime.

It is not a weakly prime, because it can be changed into another prime (5625760421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2812880060 + 2812880061.

It is an arithmetic number, because the mean of its divisors is an integer number (2812880061).

Almost surely, 2^5625760121 is an apocalyptic number.

It is an amenable number.

5625760121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5625760121 is an equidigital number, since it uses as much as digits as its factorization.

5625760121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 5625760121 is about 75005.0673021497. The cubic root of 5625760121 is about 1778.5267573567.

The spelling of 5625760121 in words is "five billion, six hundred twenty-five million, seven hundred sixty thousand, one hundred twenty-one".