125984946 has 8 divisors (see below), whose sum is σ = 251969904. Its totient is φ = 41994980.

The previous prime is 125984941. The next prime is 125984951. The reversal of 125984946 is 649489521.

It is an interprime number because it is at equal distance from previous prime (125984941) and next prime (125984951).

It is a sphenic number, since it is the product of 3 distinct primes.

125984946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 125984895 and 125984904.

It is not an unprimeable number, because it can be changed into a prime (125984941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10498740 + ... + 10498751.

It is an arithmetic number, because the mean of its divisors is an integer number (31496238).

Almost surely, 2^125984946 is an apocalyptic number.

125984946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125984946 is a wasteful number, since it uses less digits than its factorization.

125984946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20997496.

The product of its digits is 622080, while the sum is 48.

The square root of 125984946 is about 11224.3015818357. The cubic root of 125984946 is about 501.3098270433.

The spelling of 125984946 in words is "one hundred twenty-five million, nine hundred eighty-four thousand, nine hundred forty-six".