125667133 has 8 divisors (see below), whose sum is σ = 129206840. Its totient is φ = 122135040.

The previous prime is 125667127. The next prime is 125667151. The reversal of 125667133 is 331766521.

It can be written as a sum of positive squares in 4 ways, for example, as 30935844 + 94731289 = 5562^2 + 9733^2 .

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 125667133 - 2⁹ = 125666621 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 (125667103) 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, 53953 + ... + 56233.

It is an arithmetic number, because the mean of its divisors is an integer number (16150855).

Almost surely, 2^125667133 is an apocalyptic number.

It is an amenable number.

125667133 is a deficient number, since it is larger than the sum of its proper divisors (3539707).

125667133 is a wasteful number, since it uses less digits than its factorization.

125667133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807.

The product of its digits is 22680, while the sum is 34.

The square root of 125667133 is about 11210.1352801828. The cubic root of 125667133 is about 500.8879328836.

The spelling of 125667133 in words is "one hundred twenty-five million, six hundred sixty-seven thousand, one hundred thirty-three".