125326243 has 4 divisors (see below), whose sum is σ = 143230000. Its totient is φ = 107422488.

The previous prime is 125326219. The next prime is 125326297. The reversal of 125326243 is 342623521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342623521 = 127 ⋅2697823.

It is a cyclic number.

It is not a de Polignac number, because 125326243 - 2¹³ = 125318051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125326213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8951868 + ... + 8951881.

It is an arithmetic number, because the mean of its divisors is an integer number (35807500).

Almost surely, 2^125326243 is an apocalyptic number.

125326243 is a deficient number, since it is larger than the sum of its proper divisors (17903757).

125326243 is an equidigital number, since it uses as much as digits as its factorization.

125326243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17903756.

The product of its digits is 8640, while the sum is 28.

The square root of 125326243 is about 11194.9204106148. The cubic root of 125326243 is about 500.4346127807.

Adding to 125326243 its reverse (342623521), we get a palindrome (467949764).

The spelling of 125326243 in words is "one hundred twenty-five million, three hundred twenty-six thousand, two hundred forty-three".