19602113 has 2 divisors, whose sum is σ = 19602114. Its totient is φ = 19602112.

The previous prime is 19602067. The next prime is 19602127. The reversal of 19602113 is 31120691.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13337104 + 6265009 = 3652^2 + 2503^2 .

It is a cyclic number.

It is not a de Polignac number, because 19602113 - 2¹⁰ = 19601089 is a prime.

It is a super-3 number, since 3×19602113³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (19602133) 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, 9801056 + 9801057.

It is an arithmetic number, because the mean of its divisors is an integer number (9801057).

Almost surely, 2^19602113 is an apocalyptic number.

It is an amenable number.

19602113 is a deficient number, since it is larger than the sum of its proper divisors (1).

19602113 is an equidigital number, since it uses as much as digits as its factorization.

19602113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 19602113 is about 4427.4273568292. The cubic root of 19602113 is about 269.6296385232.

The spelling of 19602113 in words is "nineteen million, six hundred two thousand, one hundred thirteen".