19107113 has 2 divisors, whose sum is σ = 19107114. Its totient is φ = 19107112.

The previous prime is 19107071. The next prime is 19107119. The reversal of 19107113 is 31170191.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15389929 + 3717184 = 3923^2 + 1928^2 .

It is a cyclic number.

It is not a de Polignac number, because 19107113 - 2¹⁰ = 19106089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (19107119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9553556 + 9553557.

It is an arithmetic number, because the mean of its divisors is an integer number (9553557).

Almost surely, 2^19107113 is an apocalyptic number.

It is an amenable number.

19107113 is a deficient number, since it is larger than the sum of its proper divisors (1).

19107113 is an equidigital number, since it uses as much as digits as its factorization.

19107113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189, while the sum is 23.

The square root of 19107113 is about 4371.1683792780. The cubic root of 19107113 is about 267.3406650035.

The spelling of 19107113 in words is "nineteen million, one hundred seven thousand, one hundred thirteen".