126670507 has 2 divisors, whose sum is σ = 126670508. Its totient is φ = 126670506.

The previous prime is 126670487. The next prime is 126670513. The reversal of 126670507 is 705076621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126670507 is a prime.

It is not a weakly prime, because it can be changed into another prime (126670547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63335253 + 63335254.

It is an arithmetic number, because the mean of its divisors is an integer number (63335254).

Almost surely, 2^126670507 is an apocalyptic number.

126670507 is a deficient number, since it is larger than the sum of its proper divisors (1).

126670507 is an equidigital number, since it uses as much as digits as its factorization.

126670507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 126670507 is about 11254.7992874151. The cubic root of 126670507 is about 502.2174935725.

The spelling of 126670507 in words is "one hundred twenty-six million, six hundred seventy thousand, five hundred seven".