145063125 has 120 divisors (see below), whose sum is σ = 291675384. Its totient is φ = 69120000.

The previous prime is 145063111. The next prime is 145063129. The reversal of 145063125 is 521360541.

145063125 is a `hidden beast` number, since 1 + 4 + 5 + 0 + 631 + 25 = 666.

It can be written as a sum of positive squares in 20 ways, for example, as 139216401 + 5846724 = 11799^2 + 2418^2 .

It is not a de Polignac number, because 145063125 - 2⁴ = 145063109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145063129) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3538105 + ... + 3538145.

Almost surely, 2^145063125 is an apocalyptic number.

145063125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145063125 is an abundant number, since it is smaller than the sum of its proper divisors (146612259).

145063125 is a wasteful number, since it uses less digits than its factorization.

145063125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 145063125 is about 12044.2154165392. The cubic root of 145063125 is about 525.4350135990.

The spelling of 145063125 in words is "one hundred forty-five million, sixty-three thousand, one hundred twenty-five".