52603909 has 2 divisors, whose sum is σ = 52603910. Its totient is φ = 52603908.

The previous prime is 52603907. The next prime is 52603927. The reversal of 52603909 is 90930625.

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., 38750625 + 13853284 = 6225^2 + 3722^2 .

It is a cyclic number.

It is not a de Polignac number, because 52603909 - 2¹ = 52603907 is a prime.

Together with 52603907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52603907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26301954 + 26301955.

It is an arithmetic number, because the mean of its divisors is an integer number (26301955).

Almost surely, 2^52603909 is an apocalyptic number.

It is an amenable number.

52603909 is a deficient number, since it is larger than the sum of its proper divisors (1).

52603909 is an equidigital number, since it uses as much as digits as its factorization.

52603909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 52603909 is about 7252.8552308729. The cubic root of 52603909 is about 374.6904918755.

The spelling of 52603909 in words is "fifty-two million, six hundred three thousand, nine hundred nine".