125536573 has 4 divisors (see below), whose sum is σ = 126709920. Its totient is φ = 124363228.

The previous prime is 125536571. The next prime is 125536583. The reversal of 125536573 is 375635521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375635521 = 29 ⋅12952949.

It is a cyclic number.

It is not a de Polignac number, because 125536573 - 2¹ = 125536571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125536571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586513 + ... + 586726.

It is an arithmetic number, because the mean of its divisors is an integer number (31677480).

Almost surely, 2^125536573 is an apocalyptic number.

It is an amenable number.

125536573 is a deficient number, since it is larger than the sum of its proper divisors (1173347).

125536573 is a wasteful number, since it uses less digits than its factorization.

125536573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173346.

The product of its digits is 94500, while the sum is 37.

The square root of 125536573 is about 11204.3104651737. The cubic root of 125536573 is about 500.7144094189.

The spelling of 125536573 in words is "one hundred twenty-five million, five hundred thirty-six thousand, five hundred seventy-three".