125886863 has 4 divisors (see below), whose sum is σ = 125909520. Its totient is φ = 125864208.

The previous prime is 125886857. The next prime is 125886869. The reversal of 125886863 is 368688521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 368688521 = 19 ⋅19404659.

It is an interprime number because it is at equal distance from previous prime (125886857) and next prime (125886869).

It is a cyclic number.

It is not a de Polignac number, because 125886863 - 2¹² = 125882767 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125886869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323 + ... + 16211.

It is an arithmetic number, because the mean of its divisors is an integer number (31477380).

Almost surely, 2^125886863 is an apocalyptic number.

125886863 is a deficient number, since it is larger than the sum of its proper divisors (22657).

125886863 is an equidigital number, since it uses as much as digits as its factorization.

125886863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22656.

The product of its digits is 552960, while the sum is 47.

The square root of 125886863 is about 11219.9315060298. The cubic root of 125886863 is about 501.1796984342.

The spelling of 125886863 in words is "one hundred twenty-five million, eight hundred eighty-six thousand, eight hundred sixty-three".