126832637 has 2 divisors, whose sum is σ = 126832638. Its totient is φ = 126832636.

The previous prime is 126832627. The next prime is 126832661. The reversal of 126832637 is 736238621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106275481 + 20557156 = 10309^2 + 4534^2 .

It is a cyclic number.

It is not a de Polignac number, because 126832637 - 2⁴ = 126832621 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126832637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126832627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63416318 + 63416319.

It is an arithmetic number, because the mean of its divisors is an integer number (63416319).

Almost surely, 2^126832637 is an apocalyptic number.

It is an amenable number.

126832637 is a deficient number, since it is larger than the sum of its proper divisors (1).

126832637 is an equidigital number, since it uses as much as digits as its factorization.

126832637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 126832637 is about 11261.9996892204. Note that the first 3 decimals coincide. The cubic root of 126832637 is about 502.4316707830.

The spelling of 126832637 in words is "one hundred twenty-six million, eight hundred thirty-two thousand, six hundred thirty-seven".