145595018 has 8 divisors (see below), whose sum is σ = 223719300. Its totient is φ = 71021920.

The previous prime is 145594997. The next prime is 145595029. The reversal of 145595018 is 810595541.

It can be written as a sum of positive squares in 2 ways, for example, as 116359369 + 29235649 = 10787^2 + 5407^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 887693 + ... + 887856.

Almost surely, 2^145595018 is an apocalyptic number.

145595018 is a deficient number, since it is larger than the sum of its proper divisors (78124282).

145595018 is a wasteful number, since it uses less digits than its factorization.

145595018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775592.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 145595018 is about 12066.2760618179. The cubic root of 145595018 is about 526.0764224622.

The spelling of 145595018 in words is "one hundred forty-five million, five hundred ninety-five thousand, eighteen".