125147 has 8 divisors (see below), whose sum is σ = 141312. Its totient is φ = 109800.

The previous prime is 125141. The next prime is 125149. The reversal of 125147 is 741521.

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 125147 - 2⁴ = 125131 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 125147.

It is not an unprimeable number, because it can be changed into a prime (125141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158 + ... + 524.

It is an arithmetic number, because the mean of its divisors is an integer number (17664).

2¹²⁵¹⁴⁷ is an apocalyptic number.

125147 is a deficient number, since it is larger than the sum of its proper divisors (16165).

125147 is a wasteful number, since it uses less digits than its factorization.

125147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its digits is 280, while the sum is 20.

The square root of 125147 is about 353.7612189034. The cubic root of 125147 is about 50.0195923218.

Adding to 125147 its reverse (741521), we get a palindrome (866668).

It can be divided in two parts, 12514 and 7, that added together give a palindrome (12521).

The spelling of 125147 in words is "one hundred twenty-five thousand, one hundred forty-seven".