145636125 has 16 divisors (see below), whose sum is σ = 242339136. Its totient is φ = 77672400.

The previous prime is 145636111. The next prime is 145636177. The reversal of 145636125 is 521636541.

It is not a de Polignac number, because 145636125 - 2⁶ = 145636061 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193807 + ... + 194556.

It is an arithmetic number, because the mean of its divisors is an integer number (15146196).

Almost surely, 2^145636125 is an apocalyptic number.

145636125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145636125 is a deficient number, since it is larger than the sum of its proper divisors (96703011).

145636125 is an equidigital number, since it uses as much as digits as its factorization.

145636125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388381 (or 388371 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 145636125 is about 12067.9793254712. The cubic root of 145636125 is about 526.1259282509.

The spelling of 145636125 in words is "one hundred forty-five million, six hundred thirty-six thousand, one hundred twenty-five".