125020453 has 2 divisors, whose sum is σ = 125020454. Its totient is φ = 125020452.

The previous prime is 125020417. The next prime is 125020471. The reversal of 125020453 is 354020521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71115489 + 53904964 = 8433^2 + 7342^2 .

It is a cyclic number.

It is not a de Polignac number, because 125020453 - 2⁹ = 125019941 is a prime.

It is a super-2 number, since 2×125020453² = 31260227336650418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125020403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62510226 + 62510227.

It is an arithmetic number, because the mean of its divisors is an integer number (62510227).

Almost surely, 2^125020453 is an apocalyptic number.

It is an amenable number.

125020453 is a deficient number, since it is larger than the sum of its proper divisors (1).

125020453 is an equidigital number, since it uses as much as digits as its factorization.

125020453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 125020453 is about 11181.2545360527. The cubic root of 125020453 is about 500.0272691794.

Adding to 125020453 its reverse (354020521), we get a palindrome (479040974).

The spelling of 125020453 in words is "one hundred twenty-five million, twenty thousand, four hundred fifty-three".