125523167 has 16 divisors (see below), whose sum is σ = 163302912. Its totient is φ = 93556320.

The previous prime is 125523161. The next prime is 125523191. The reversal of 125523167 is 761325521.

It is not a de Polignac number, because 125523167 - 2²² = 121328863 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 (125523161) 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 15 ways as a sum of consecutive naturals, for example, 33668 + ... + 37209.

It is an arithmetic number, because the mean of its divisors is an integer number (10206432).

Almost surely, 2^125523167 is an apocalyptic number.

125523167 is a deficient number, since it is larger than the sum of its proper divisors (37779745).

125523167 is a wasteful number, since it uses less digits than its factorization.

125523167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70918.

The product of its digits is 12600, while the sum is 32.

The square root of 125523167 is about 11203.7121973032. The cubic root of 125523167 is about 500.6965850878.

Adding to 125523167 its reverse (761325521), we get a palindrome (886848688).

The spelling of 125523167 in words is "one hundred twenty-five million, five hundred twenty-three thousand, one hundred sixty-seven".