9566125493 has 2 divisors, whose sum is σ = 9566125494. Its totient is φ = 9566125492.

The previous prime is 9566125487. The next prime is 9566125549. The reversal of 9566125493 is 3945216659.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5511874564 + 4054250929 = 74242^2 + 63673^2 .

It is an emirp because it is prime and its reverse (3945216659) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9566125493 - 2¹⁴ = 9566109109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9566125423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4783062746 + 4783062747.

It is an arithmetic number, because the mean of its divisors is an integer number (4783062747).

Almost surely, 2^9566125493 is an apocalyptic number.

It is an amenable number.

9566125493 is a deficient number, since it is larger than the sum of its proper divisors (1).

9566125493 is an equidigital number, since it uses as much as digits as its factorization.

9566125493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 50.

The square root of 9566125493 is about 97806.5718292999. The cubic root of 9566125493 is about 2122.8143982276.

The spelling of 9566125493 in words is "nine billion, five hundred sixty-six million, one hundred twenty-five thousand, four hundred ninety-three".