125226305 has 8 divisors (see below), whose sum is σ = 151281000. Its totient is φ = 99508096.

The previous prime is 125226281. The next prime is 125226307. The reversal of 125226305 is 503622521.

It can be written as a sum of positive squares in 4 ways, for example, as 4490161 + 120736144 = 2119^2 + 10988^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125226305 - 2²² = 121032001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125226307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83300 + ... + 84789.

It is an arithmetic number, because the mean of its divisors is an integer number (18910125).

Almost surely, 2^125226305 is an apocalyptic number.

It is an amenable number.

125226305 is a deficient number, since it is larger than the sum of its proper divisors (26054695).

125226305 is a wasteful number, since it uses less digits than its factorization.

125226305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168243.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 125226305 is about 11190.4559781986. The cubic root of 125226305 is about 500.3015580889.

Adding to 125226305 its reverse (503622521), we get a palindrome (628848826).

The spelling of 125226305 in words is "one hundred twenty-five million, two hundred twenty-six thousand, three hundred five".