127713629 has 2 divisors, whose sum is σ = 127713630. Its totient is φ = 127713628.

The previous prime is 127713587. The next prime is 127713637. The reversal of 127713629 is 926317721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127351225 + 362404 = 11285^2 + 602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127713629 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 127713592 and 127713601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127713659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63856814 + 63856815.

It is an arithmetic number, because the mean of its divisors is an integer number (63856815).

Almost surely, 2^127713629 is an apocalyptic number.

It is an amenable number.

127713629 is a deficient number, since it is larger than the sum of its proper divisors (1).

127713629 is an equidigital number, since it uses as much as digits as its factorization.

127713629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 38.

The square root of 127713629 is about 11301.0454826091. The cubic root of 127713629 is about 503.5923009382.

The spelling of 127713629 in words is "one hundred twenty-seven million, seven hundred thirteen thousand, six hundred twenty-nine".