97182711121 has 2 divisors, whose sum is σ = 97182711122. Its totient is φ = 97182711120.

The previous prime is 97182711077. The next prime is 97182711133. The reversal of 97182711121 is 12111728179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92194820496 + 4987890625 = 303636^2 + 70625^2 .

It is a cyclic number.

It is not a de Polignac number, because 97182711121 - 2⁷ = 97182710993 is a prime.

It is not a weakly prime, because it can be changed into another prime (97182711151) 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, 48591355560 + 48591355561.

It is an arithmetic number, because the mean of its divisors is an integer number (48591355561).

Almost surely, 2^97182711121 is an apocalyptic number.

It is an amenable number.

97182711121 is a deficient number, since it is larger than the sum of its proper divisors (1).

97182711121 is an equidigital number, since it uses as much as digits as its factorization.

97182711121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 40.

The spelling of 97182711121 in words is "ninety-seven billion, one hundred eighty-two million, seven hundred eleven thousand, one hundred twenty-one".