111613097 has 2 divisors, whose sum is σ = 111613098. Its totient is φ = 111613096.

The previous prime is 111613093. The next prime is 111613121. The reversal of 111613097 is 790316111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58308496 + 53304601 = 7636^2 + 7301^2 .

It is a cyclic number.

It is not a de Polignac number, because 111613097 - 2² = 111613093 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111613093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55806548 + 55806549.

It is an arithmetic number, because the mean of its divisors is an integer number (55806549).

Almost surely, 2^111613097 is an apocalyptic number.

It is an amenable number.

111613097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111613097 is an equidigital number, since it uses as much as digits as its factorization.

111613097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 111613097 is about 10564.7099818216. The cubic root of 111613097 is about 481.4727581334.

The spelling of 111613097 in words is "one hundred eleven million, six hundred thirteen thousand, ninety-seven".