52503109 has 2 divisors, whose sum is σ = 52503110. Its totient is φ = 52503108.

The previous prime is 52503103. The next prime is 52503149. The reversal of 52503109 is 90130525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50481025 + 2022084 = 7105^2 + 1422^2 .

It is a cyclic number.

It is not a de Polignac number, because 52503109 - 2¹³ = 52494917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52503103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26251554 + 26251555.

It is an arithmetic number, because the mean of its divisors is an integer number (26251555).

Almost surely, 2^52503109 is an apocalyptic number.

It is an amenable number.

52503109 is a deficient number, since it is larger than the sum of its proper divisors (1).

52503109 is an equidigital number, since it uses as much as digits as its factorization.

52503109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 52503109 is about 7245.9029113010. The cubic root of 52503109 is about 374.4510106132.

The spelling of 52503109 in words is "fifty-two million, five hundred three thousand, one hundred nine".