39407995241 has 2 divisors, whose sum is σ = 39407995242. Its totient is φ = 39407995240.

The previous prime is 39407995219. The next prime is 39407995259. The reversal of 39407995241 is 14259970493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37463538025 + 1944457216 = 193555^2 + 44096^2 .

It is an emirp because it is prime and its reverse (14259970493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39407995241 - 2⁶ = 39407995177 is a prime.

It is not a weakly prime, because it can be changed into another prime (39407995441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19703997620 + 19703997621.

It is an arithmetic number, because the mean of its divisors is an integer number (19703997621).

Almost surely, 2^39407995241 is an apocalyptic number.

It is an amenable number.

39407995241 is a deficient number, since it is larger than the sum of its proper divisors (1).

39407995241 is an equidigital number, since it uses as much as digits as its factorization.

39407995241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 39407995241 in words is "thirty-nine billion, four hundred seven million, nine hundred ninety-five thousand, two hundred forty-one".