126964073 has 2 divisors, whose sum is σ = 126964074. Its totient is φ = 126964072.

The previous prime is 126964067. The next prime is 126964087. The reversal of 126964073 is 370469621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98148649 + 28815424 = 9907^2 + 5368^2 .

It is a cyclic number.

It is not a de Polignac number, because 126964073 - 2¹⁶ = 126898537 is a prime.

It is a super-2 number, since 2×126964073² = 32239751665498658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126964043) 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, 63482036 + 63482037.

It is an arithmetic number, because the mean of its divisors is an integer number (63482037).

Almost surely, 2^126964073 is an apocalyptic number.

It is an amenable number.

126964073 is a deficient number, since it is larger than the sum of its proper divisors (1).

126964073 is an equidigital number, since it uses as much as digits as its factorization.

126964073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 126964073 is about 11267.8335539712. The cubic root of 126964073 is about 502.6051666389.

The spelling of 126964073 in words is "one hundred twenty-six million, nine hundred sixty-four thousand, seventy-three".