125966453 has 2 divisors, whose sum is σ = 125966454. Its totient is φ = 125966452.

The previous prime is 125966443. The next prime is 125966471. The reversal of 125966453 is 354669521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122367844 + 3598609 = 11062^2 + 1897^2 .

It is a cyclic number.

It is not a de Polignac number, because 125966453 - 2⁴ = 125966437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125966453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125966443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62983226 + 62983227.

It is an arithmetic number, because the mean of its divisors is an integer number (62983227).

Almost surely, 2^125966453 is an apocalyptic number.

It is an amenable number.

125966453 is a deficient number, since it is larger than the sum of its proper divisors (1).

125966453 is an equidigital number, since it uses as much as digits as its factorization.

125966453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 41.

The square root of 125966453 is about 11223.4777586985. The cubic root of 125966453 is about 501.2852971912.

The spelling of 125966453 in words is "one hundred twenty-five million, nine hundred sixty-six thousand, four hundred fifty-three".