39012101 has 2 divisors, whose sum is σ = 39012102. Its totient is φ = 39012100.

The previous prime is 39012091. The next prime is 39012119. The reversal of 39012101 is 10121093.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32787076 + 6225025 = 5726^2 + 2495^2 .

It is an emirp because it is prime and its reverse (10121093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39012101 - 2⁶ = 39012037 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39012101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39012191) 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, 19506050 + 19506051.

It is an arithmetic number, because the mean of its divisors is an integer number (19506051).

Almost surely, 2^39012101 is an apocalyptic number.

It is an amenable number.

39012101 is a deficient number, since it is larger than the sum of its proper divisors (1).

39012101 is an equidigital number, since it uses as much as digits as its factorization.

39012101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 39012101 is about 6245.9667786500. The cubic root of 39012101 is about 339.1562150758.

Adding to 39012101 its reverse (10121093), we get a palindrome (49133194).

The spelling of 39012101 in words is "thirty-nine million, twelve thousand, one hundred one".