552145001 has 2 divisors, whose sum is σ = 552145002. Its totient is φ = 552145000.

The previous prime is 552144973. The next prime is 552145019. The reversal of 552145001 is 100541255.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 374616025 + 177528976 = 19355^2 + 13324^2 .

It is a cyclic number.

It is not a de Polignac number, because 552145001 - 2¹⁴ = 552128617 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (552145021) 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, 276072500 + 276072501.

It is an arithmetic number, because the mean of its divisors is an integer number (276072501).

Almost surely, 2^552145001 is an apocalyptic number.

It is an amenable number.

552145001 is a deficient number, since it is larger than the sum of its proper divisors (1).

552145001 is an equidigital number, since it uses as much as digits as its factorization.

552145001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 552145001 is about 23497.7658725250. The cubic root of 552145001 is about 820.3850070871.

Adding to 552145001 its reverse (100541255), we get a palindrome (652686256).

The spelling of 552145001 in words is "five hundred fifty-two million, one hundred forty-five thousand, one".