39345193 has 2 divisors, whose sum is σ = 39345194. Its totient is φ = 39345192.

The previous prime is 39345151. The next prime is 39345197. The reversal of 39345193 is 39154393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27594009 + 11751184 = 5253^2 + 3428^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39345193 is a prime.

It is not a weakly prime, because it can be changed into another prime (39345197) 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, 19672596 + 19672597.

It is an arithmetic number, because the mean of its divisors is an integer number (19672597).

Almost surely, 2^39345193 is an apocalyptic number.

It is an amenable number.

39345193 is a deficient number, since it is larger than the sum of its proper divisors (1).

39345193 is an equidigital number, since it uses as much as digits as its factorization.

39345193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 37.

The square root of 39345193 is about 6272.5746707393. The cubic root of 39345193 is about 340.1187388046.

The spelling of 39345193 in words is "thirty-nine million, three hundred forty-five thousand, one hundred ninety-three".