125222567 has 4 divisors (see below), whose sum is σ = 125251056. Its totient is φ = 125194080.

The previous prime is 125222477. The next prime is 125222593. The reversal of 125222567 is 765222521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765222521 = 7 ⋅109317503.

It is a cyclic number.

It is not a de Polignac number, because 125222567 - 2¹⁶ = 125157031 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 (125222767) 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 in 3 ways as a sum of consecutive naturals, for example, 6098 + ... + 16959.

It is an arithmetic number, because the mean of its divisors is an integer number (31312764).

Almost surely, 2^125222567 is an apocalyptic number.

125222567 is a deficient number, since it is larger than the sum of its proper divisors (28489).

125222567 is an equidigital number, since it uses as much as digits as its factorization.

125222567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28488.

The product of its digits is 16800, while the sum is 32.

The square root of 125222567 is about 11190.2889596292. The cubic root of 125222567 is about 500.2965800458.

The spelling of 125222567 in words is "one hundred twenty-five million, two hundred twenty-two thousand, five hundred sixty-seven".