5209357487 has 2 divisors, whose sum is σ = 5209357488. Its totient is φ = 5209357486.

The previous prime is 5209357463. The next prime is 5209357499. The reversal of 5209357487 is 7847539025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5209357487 - 2¹⁶ = 5209291951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5209357457) 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, 2604678743 + 2604678744.

It is an arithmetic number, because the mean of its divisors is an integer number (2604678744).

Almost surely, 2^5209357487 is an apocalyptic number.

5209357487 is a deficient number, since it is larger than the sum of its proper divisors (1).

5209357487 is an equidigital number, since it uses as much as digits as its factorization.

5209357487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The square root of 5209357487 is about 72175.8788446667. The cubic root of 5209357487 is about 1733.5167957889.

The spelling of 5209357487 in words is "five billion, two hundred nine million, three hundred fifty-seven thousand, four hundred eighty-seven".