111304315097 has 2 divisors, whose sum is σ = 111304315098. Its totient is φ = 111304315096.

The previous prime is 111304315091. The next prime is 111304315147. The reversal of 111304315097 is 790513403111.

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., 105248985241 + 6055329856 = 324421^2 + 77816^2 .

It is a cyclic number.

It is not a de Polignac number, because 111304315097 - 2¹⁶ = 111304249561 is a prime.

It is not a weakly prime, because it can be changed into another prime (111304315091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55652157548 + 55652157549.

It is an arithmetic number, because the mean of its divisors is an integer number (55652157549).

Almost surely, 2^111304315097 is an apocalyptic number.

It is an amenable number.

111304315097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111304315097 is an equidigital number, since it uses as much as digits as its factorization.

111304315097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The spelling of 111304315097 in words is "one hundred eleven billion, three hundred four million, three hundred fifteen thousand, ninety-seven".