97800095461 has 2 divisors, whose sum is σ = 97800095462. Its totient is φ = 97800095460.

The previous prime is 97800095399. The next prime is 97800095489. The reversal of 97800095461 is 16459000879.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56308442436 + 41491653025 = 237294^2 + 203695^2 .

It is an emirp because it is prime and its reverse (16459000879) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97800095461 - 2¹³ = 97800087269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97800095761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48900047730 + 48900047731.

It is an arithmetic number, because the mean of its divisors is an integer number (48900047731).

Almost surely, 2^97800095461 is an apocalyptic number.

It is an amenable number.

97800095461 is a deficient number, since it is larger than the sum of its proper divisors (1).

97800095461 is an equidigital number, since it uses as much as digits as its factorization.

97800095461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 97800095461 in words is "ninety-seven billion, eight hundred million, ninety-five thousand, four hundred sixty-one".