125944805 has 8 divisors (see below), whose sum is σ = 172724352. Its totient is φ = 86362128.

The previous prime is 125944769. The next prime is 125944817. The reversal of 125944805 is 508449521.

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 125944805 - 2¹⁶ = 125879269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1799177 + ... + 1799246.

It is an arithmetic number, because the mean of its divisors is an integer number (21590544).

Almost surely, 2^125944805 is an apocalyptic number.

It is an amenable number.

125944805 is a deficient number, since it is larger than the sum of its proper divisors (46779547).

125944805 is an equidigital number, since it uses as much as digits as its factorization.

125944805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3598435.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 125944805 is about 11222.5133103062. The cubic root of 125944805 is about 501.2565793711.

It can be divided in two parts, 1259 and 44805, that added together give a palindrome (46064).

The spelling of 125944805 in words is "one hundred twenty-five million, nine hundred forty-four thousand, eight hundred five".