252554101 has 2 divisors, whose sum is σ = 252554102. Its totient is φ = 252554100.

The previous prime is 252554047. The next prime is 252554149. The reversal of 252554101 is 101455252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252492100 + 62001 = 15890^2 + 249^2 .

It is a cyclic number.

It is not a de Polignac number, because 252554101 - 2⁹ = 252553589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252554201) 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, 126277050 + 126277051.

It is an arithmetic number, because the mean of its divisors is an integer number (126277051).

Almost surely, 2^252554101 is an apocalyptic number.

It is an amenable number.

252554101 is a deficient number, since it is larger than the sum of its proper divisors (1).

252554101 is an equidigital number, since it uses as much as digits as its factorization.

252554101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 252554101 is about 15891.9508242380. The cubic root of 252554101 is about 632.0985707562.

The spelling of 252554101 in words is "two hundred fifty-two million, five hundred fifty-four thousand, one hundred one".