39061793 has 2 divisors, whose sum is σ = 39061794. Its totient is φ = 39061792.

The previous prime is 39061723. The next prime is 39061819. The reversal of 39061793 is 39716093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35904064 + 3157729 = 5992^2 + 1777^2 .

It is an emirp because it is prime and its reverse (39716093) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39061793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (39061723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19530896 + 19530897.

It is an arithmetic number, because the mean of its divisors is an integer number (19530897).

Almost surely, 2^39061793 is an apocalyptic number.

It is an amenable number.

39061793 is a deficient number, since it is larger than the sum of its proper divisors (1).

39061793 is an equidigital number, since it uses as much as digits as its factorization.

39061793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 39061793 is about 6249.9434397441. The cubic root of 39061793 is about 339.3001550292.

The spelling of 39061793 in words is "thirty-nine million, sixty-one thousand, seven hundred ninety-three".