39141229 has 2 divisors, whose sum is σ = 39141230. Its totient is φ = 39141228.

The previous prime is 39141211. The next prime is 39141233. The reversal of 39141229 is 92214193.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38812900 + 328329 = 6230^2 + 573^2 .

It is an emirp because it is prime and its reverse (92214193) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39141229 - 2¹¹ = 39139181 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 39141229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39141029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19570614 + 19570615.

It is an arithmetic number, because the mean of its divisors is an integer number (19570615).

Almost surely, 2^39141229 is an apocalyptic number.

It is an amenable number.

39141229 is a deficient number, since it is larger than the sum of its proper divisors (1).

39141229 is an equidigital number, since it uses as much as digits as its factorization.

39141229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 39141229 is about 6256.2951496872. The cubic root of 39141229 is about 339.5299993807.

The spelling of 39141229 in words is "thirty-nine million, one hundred forty-one thousand, two hundred twenty-nine".