145814375 has 20 divisors (see below), whose sum is σ = 208245840. Its totient is φ = 99984000.

The previous prime is 145814369. The next prime is 145814387. The reversal of 145814375 is 573418541.

It is not a de Polignac number, because 145814375 - 2¹² = 145810279 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12290 + ... + 21039.

It is an arithmetic number, because the mean of its divisors is an integer number (10412292).

Almost surely, 2^145814375 is an apocalyptic number.

145814375 is a deficient number, since it is larger than the sum of its proper divisors (62431465).

145814375 is an frugal number, since it uses more digits than its factorization.

145814375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33356 (or 33341 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 145814375 is about 12075.3623134049. The cubic root of 145814375 is about 526.3404897399.

The spelling of 145814375 in words is "one hundred forty-five million, eight hundred fourteen thousand, three hundred seventy-five".