39069870937 has 2 divisors, whose sum is σ = 39069870938. Its totient is φ = 39069870936.

The previous prime is 39069870911. The next prime is 39069870949. The reversal of 39069870937 is 73907896093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39069870921 + 16 = 197661^2 + 4^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39069870937 is a prime.

It is not a weakly prime, because it can be changed into another prime (39069877937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19534935468 + 19534935469.

It is an arithmetic number, because the mean of its divisors is an integer number (19534935469).

Almost surely, 2^39069870937 is an apocalyptic number.

It is an amenable number.

39069870937 is a deficient number, since it is larger than the sum of its proper divisors (1).

39069870937 is an equidigital number, since it uses as much as digits as its factorization.

39069870937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15431472, while the sum is 61.

The spelling of 39069870937 in words is "thirty-nine billion, sixty-nine million, eight hundred seventy thousand, nine hundred thirty-seven".