5652312121 has 2 divisors, whose sum is σ = 5652312122. Its totient is φ = 5652312120.

The previous prime is 5652312053. The next prime is 5652312137. The reversal of 5652312121 is 1212132565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3488201721 + 2164110400 = 59061^2 + 46520^2 .

It is a cyclic number.

It is not a de Polignac number, because 5652312121 - 2²⁹ = 5115441209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5652312121.

It is not a weakly prime, because it can be changed into another prime (5652312191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826156060 + 2826156061.

It is an arithmetic number, because the mean of its divisors is an integer number (2826156061).

Almost surely, 2^5652312121 is an apocalyptic number.

It is an amenable number.

5652312121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5652312121 is an equidigital number, since it uses as much as digits as its factorization.

5652312121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 5652312121 is about 75181.8603188296. The cubic root of 5652312121 is about 1781.3204149761.

Adding to 5652312121 its reverse (1212132565), we get a palindrome (6864444686).

It can be divided in two parts, 56523 and 12121, that added together give a square (68644 = 262²).

The spelling of 5652312121 in words is "five billion, six hundred fifty-two million, three hundred twelve thousand, one hundred twenty-one".