125699061 has 8 divisors (see below), whose sum is σ = 169482240. Its totient is φ = 82857632.

The previous prime is 125699023. The next prime is 125699069. The reversal of 125699061 is 160996521.

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 125699061 - 2⁶ = 125698997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125699069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235125 + ... + 235658.

It is an arithmetic number, because the mean of its divisors is an integer number (21185280).

Almost surely, 2^125699061 is an apocalyptic number.

It is an amenable number.

125699061 is a deficient number, since it is larger than the sum of its proper divisors (43783179).

125699061 is an equidigital number, since it uses as much as digits as its factorization.

125699061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470875.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 125699061 is about 11211.5592581942. The cubic root of 125699061 is about 500.9303491605.

The spelling of 125699061 in words is "one hundred twenty-five million, six hundred ninety-nine thousand, sixty-one".