125455867 has 8 divisors (see below), whose sum is σ = 126427392. Its totient is φ = 124488000.

The previous prime is 125455849. The next prime is 125455919. The reversal of 125455867 is 768554521.

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 125455867 - 2¹⁹ = 124931579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125435867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133423 + ... + 134359.

It is an arithmetic number, because the mean of its divisors is an integer number (15803424).

Almost surely, 2^125455867 is an apocalyptic number.

125455867 is a deficient number, since it is larger than the sum of its proper divisors (971525).

125455867 is an equidigital number, since it uses as much as digits as its factorization.

125455867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829.

The product of its digits is 336000, while the sum is 43.

The square root of 125455867 is about 11200.7083258158. The cubic root of 125455867 is about 500.6070852633.

It can be divided in two parts, 1254 and 55867, that added together give a square (57121 = 239²).

The spelling of 125455867 in words is "one hundred twenty-five million, four hundred fifty-five thousand, eight hundred sixty-seven".