126702629 has 2 divisors, whose sum is σ = 126702630. Its totient is φ = 126702628.

The previous prime is 126702601. The next prime is 126702727. The reversal of 126702629 is 926207621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68973025 + 57729604 = 8305^2 + 7598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126702629 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126702029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63351314 + 63351315.

It is an arithmetic number, because the mean of its divisors is an integer number (63351315).

Almost surely, 2^126702629 is an apocalyptic number.

It is an amenable number.

126702629 is a deficient number, since it is larger than the sum of its proper divisors (1).

126702629 is an equidigital number, since it uses as much as digits as its factorization.

126702629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 126702629 is about 11256.2262326234. The cubic root of 126702629 is about 502.2599419352.

The spelling of 126702629 in words is "one hundred twenty-six million, seven hundred two thousand, six hundred twenty-nine".