52907909 has 2 divisors, whose sum is σ = 52907910. Its totient is φ = 52907908.

The previous prime is 52907903. The next prime is 52907983. The reversal of 52907909 is 90970925.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34845409 + 18062500 = 5903^2 + 4250^2 .

It is a cyclic number.

It is not a de Polignac number, because 52907909 - 2¹⁶ = 52842373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52907903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26453954 + 26453955.

It is an arithmetic number, because the mean of its divisors is an integer number (26453955).

Almost surely, 2^52907909 is an apocalyptic number.

It is an amenable number.

52907909 is a deficient number, since it is larger than the sum of its proper divisors (1).

52907909 is an equidigital number, since it uses as much as digits as its factorization.

52907909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 52907909 is about 7273.7823035887. The cubic root of 52907909 is about 375.4108894737.

The spelling of 52907909 in words is "fifty-two million, nine hundred seven thousand, nine hundred nine".