532012121 has 2 divisors, whose sum is σ = 532012122. Its totient is φ = 532012120.

The previous prime is 532012097. The next prime is 532012181. The reversal of 532012121 is 121210235.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519338521 + 12673600 = 22789^2 + 3560^2 .

It is a cyclic number.

It is not a de Polignac number, because 532012121 - 2¹⁰ = 532011097 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 532012121.

It is not a weakly prime, because it can be changed into another prime (532012181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266006060 + 266006061.

It is an arithmetic number, because the mean of its divisors is an integer number (266006061).

Almost surely, 2^532012121 is an apocalyptic number.

It is an amenable number.

532012121 is a deficient number, since it is larger than the sum of its proper divisors (1).

532012121 is an equidigital number, since it uses as much as digits as its factorization.

532012121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 532012121 is about 23065.3879438435. The cubic root of 532012121 is about 810.2900556491.

Adding to 532012121 its reverse (121210235), we get a palindrome (653222356).

The spelling of 532012121 in words is "five hundred thirty-two million, twelve thousand, one hundred twenty-one".