125416529 has 24 divisors (see below), whose sum is σ = 149385600. Its totient is φ = 104963040.

The previous prime is 125416481. The next prime is 125416537. The reversal of 125416529 is 925614521.

It is a happy number.

It is not a de Polignac number, because 125416529 - 2²⁰ = 124367953 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (125416579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692819 + ... + 692999.

It is an arithmetic number, because the mean of its divisors is an integer number (6224400).

Almost surely, 2^125416529 is an apocalyptic number.

It is an amenable number.

125416529 is a deficient number, since it is larger than the sum of its proper divisors (23969071).

125416529 is a wasteful number, since it uses less digits than its factorization.

125416529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 446 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 125416529 is about 11198.9521384815. The cubic root of 125416529 is about 500.5547562633.

The spelling of 125416529 in words is "one hundred twenty-five million, four hundred sixteen thousand, five hundred twenty-nine".