125057453 has 2 divisors, whose sum is σ = 125057454. Its totient is φ = 125057452.

The previous prime is 125057437. The next prime is 125057507. The reversal of 125057453 is 354750521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112933129 + 12124324 = 10627^2 + 3482^2 .

It is an emirp because it is prime and its reverse (354750521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125057453 - 2⁴ = 125057437 is a prime.

It is a super-4 number, since 4×125057453⁴ (a number of 33 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125057953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62528726 + 62528727.

It is an arithmetic number, because the mean of its divisors is an integer number (62528727).

Almost surely, 2^125057453 is an apocalyptic number.

It is an amenable number.

125057453 is a deficient number, since it is larger than the sum of its proper divisors (1).

125057453 is an equidigital number, since it uses as much as digits as its factorization.

125057453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 125057453 is about 11182.9089686003. The cubic root of 125057453 is about 500.0765922667.

The spelling of 125057453 in words is "one hundred twenty-five million, fifty-seven thousand, four hundred fifty-three".