1039389677 has 2 divisors, whose sum is σ = 1039389678. Its totient is φ = 1039389676.

The previous prime is 1039389671. The next prime is 1039389683. The reversal of 1039389677 is 7769839301.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1039389671) and next prime (1039389683).

It can be written as a sum of positive squares in only one way, i.e., 1038192841 + 1196836 = 32221^2 + 1094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1039389677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1039389671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519694838 + 519694839.

It is an arithmetic number, because the mean of its divisors is an integer number (519694839).

Almost surely, 2^1039389677 is an apocalyptic number.

It is an amenable number.

1039389677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1039389677 is an equidigital number, since it uses as much as digits as its factorization.

1039389677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 1039389677 is about 32239.5669480842. The cubic root of 1039389677 is about 1012.9611744976.

The spelling of 1039389677 in words is "one billion, thirty-nine million, three hundred eighty-nine thousand, six hundred seventy-seven".