97522476409 has 2 divisors, whose sum is σ = 97522476410. Its totient is φ = 97522476408.

The previous prime is 97522476379. The next prime is 97522476421. The reversal of 97522476409 is 90467422579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97315922025 + 206554384 = 311955^2 + 14372^2 .

It is an emirp because it is prime and its reverse (90467422579) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97522476409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97522476409.

It is not a weakly prime, because it can be changed into another prime (97522476439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48761238204 + 48761238205.

It is an arithmetic number, because the mean of its divisors is an integer number (48761238205).

Almost surely, 2^97522476409 is an apocalyptic number.

It is an amenable number.

97522476409 is a deficient number, since it is larger than the sum of its proper divisors (1).

97522476409 is an equidigital number, since it uses as much as digits as its factorization.

97522476409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 97522476409 in words is "ninety-seven billion, five hundred twenty-two million, four hundred seventy-six thousand, four hundred nine".