125547223 has 2 divisors, whose sum is σ = 125547224. Its totient is φ = 125547222.

The previous prime is 125547209. The next prime is 125547239. The reversal of 125547223 is 322745521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125547223 - 2¹³ = 125539031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125547523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62773611 + 62773612.

It is an arithmetic number, because the mean of its divisors is an integer number (62773612).

Almost surely, 2^125547223 is an apocalyptic number.

125547223 is a deficient number, since it is larger than the sum of its proper divisors (1).

125547223 is an equidigital number, since it uses as much as digits as its factorization.

125547223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 31.

The square root of 125547223 is about 11204.7857186115. The cubic root of 125547223 is about 500.7285685268.

The spelling of 125547223 in words is "one hundred twenty-five million, five hundred forty-seven thousand, two hundred twenty-three".