146845925 has 6 divisors (see below), whose sum is σ = 182088978. Its totient is φ = 117476720.

The previous prime is 146845921. The next prime is 146845931. The reversal of 146845925 is 529548641.

It is a Cunningham number, because it is equal to 12118²+1.

It can be written as a sum of positive squares in 3 ways, for example, as 1 + 146845924 = 1^2 + 12118^2 .

It is not a de Polignac number, because 146845925 - 2² = 146845921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146845921) 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 5 ways as a sum of consecutive naturals, for example, 2936894 + ... + 2936943.

It is an arithmetic number, because the mean of its divisors is an integer number (30348163).

Almost surely, 2^146845925 is an apocalyptic number.

It is an amenable number.

146845925 is a deficient number, since it is larger than the sum of its proper divisors (35243053).

146845925 is an equidigital number, since it uses as much as digits as its factorization.

146845925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5873847 (or 5873842 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The square root of 146845925 is about 12118.0000412609. Note that the first 4 decimals coincide. The cubic root of 146845925 is about 527.5787563130.

The spelling of 146845925 in words is "one hundred forty-six million, eight hundred forty-five thousand, nine hundred twenty-five".