5309566957 has 2 divisors, whose sum is σ = 5309566958. Its totient is φ = 5309566956.

The previous prime is 5309566937. The next prime is 5309566979. The reversal of 5309566957 is 7596659035.

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., 5304063241 + 5503716 = 72829^2 + 2346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5309566957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5309566898 and 5309566907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5309566937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2654783478 + 2654783479.

It is an arithmetic number, because the mean of its divisors is an integer number (2654783479).

Almost surely, 2^5309566957 is an apocalyptic number.

It is an amenable number.

5309566957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5309566957 is an equidigital number, since it uses as much as digits as its factorization.

5309566957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7654500, while the sum is 55.

The square root of 5309566957 is about 72866.7753986685. The cubic root of 5309566957 is about 1744.5618346891.

The spelling of 5309566957 in words is "five billion, three hundred nine million, five hundred sixty-six thousand, nine hundred fifty-seven".