55113115097 has 2 divisors, whose sum is σ = 55113115098. Its totient is φ = 55113115096.

The previous prime is 55113115091. The next prime is 55113115153. The reversal of 55113115097 is 79051131155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32793950281 + 22319164816 = 181091^2 + 149396^2 .

It is a cyclic number.

It is not a de Polignac number, because 55113115097 - 2²⁸ = 54844679641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55113115097.

It is not a weakly prime, because it can be changed into another prime (55113115091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27556557548 + 27556557549.

It is an arithmetic number, because the mean of its divisors is an integer number (27556557549).

Almost surely, 2^55113115097 is an apocalyptic number.

It is an amenable number.

55113115097 is a deficient number, since it is larger than the sum of its proper divisors (1).

55113115097 is an equidigital number, since it uses as much as digits as its factorization.

55113115097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23625, while the sum is 38.

The spelling of 55113115097 in words is "fifty-five billion, one hundred thirteen million, one hundred fifteen thousand, ninety-seven".