126544907 has 2 divisors, whose sum is σ = 126544908. Its totient is φ = 126544906.

The previous prime is 126544897. The next prime is 126544931. The reversal of 126544907 is 709445621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126544907 - 2²² = 122350603 is a prime.

It is a super-2 number, since 2×126544907² = 32027226975277298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126544937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63272453 + 63272454.

It is an arithmetic number, because the mean of its divisors is an integer number (63272454).

Almost surely, 2^126544907 is an apocalyptic number.

126544907 is a deficient number, since it is larger than the sum of its proper divisors (1).

126544907 is an equidigital number, since it uses as much as digits as its factorization.

126544907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 126544907 is about 11249.2180617143. The cubic root of 126544907 is about 502.0514476142.

The spelling of 126544907 in words is "one hundred twenty-six million, five hundred forty-four thousand, nine hundred seven".