39140501 has 2 divisors, whose sum is σ = 39140502. Its totient is φ = 39140500.

The previous prime is 39140441. The next prime is 39140531. The reversal of 39140501 is 10504193.

It is a happy number.

39140501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36663025 + 2477476 = 6055^2 + 1574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39140501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39140531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19570250 + 19570251.

It is an arithmetic number, because the mean of its divisors is an integer number (19570251).

Almost surely, 2^39140501 is an apocalyptic number.

It is an amenable number.

39140501 is a deficient number, since it is larger than the sum of its proper divisors (1).

39140501 is an equidigital number, since it uses as much as digits as its factorization.

39140501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 39140501 is about 6256.2369680184. The cubic root of 39140501 is about 339.5278943593.

Adding to 39140501 its reverse (10504193), we get a palindrome (49644694).

The spelling of 39140501 in words is "thirty-nine million, one hundred forty thousand, five hundred one".