39134321 has 2 divisors, whose sum is σ = 39134322. Its totient is φ = 39134320.

The previous prime is 39134269. The next prime is 39134327. The reversal of 39134321 is 12343193.

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., 24010000 + 15124321 = 4900^2 + 3889^2 .

It is a cyclic number.

It is not a de Polignac number, because 39134321 - 2¹⁴ = 39117937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39134327) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19567160 + 19567161.

It is an arithmetic number, because the mean of its divisors is an integer number (19567161).

Almost surely, 2^39134321 is an apocalyptic number.

It is an amenable number.

39134321 is a deficient number, since it is larger than the sum of its proper divisors (1).

39134321 is an equidigital number, since it uses as much as digits as its factorization.

39134321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 26.

The square root of 39134321 is about 6255.7430413980. The cubic root of 39134321 is about 339.5100237583.

The spelling of 39134321 in words is "thirty-nine million, one hundred thirty-four thousand, three hundred twenty-one".