145228595 has 4 divisors (see below), whose sum is σ = 174274320. Its totient is φ = 116182872.

The previous prime is 145228561. The next prime is 145228627. The reversal of 145228595 is 595822541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 595822541 = 149 ⋅3998809.

It is a cyclic number.

It is not a de Polignac number, because 145228595 - 2¹⁰ = 145227571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14522855 + ... + 14522864.

It is an arithmetic number, because the mean of its divisors is an integer number (43568580).

Almost surely, 2^145228595 is an apocalyptic number.

145228595 is a deficient number, since it is larger than the sum of its proper divisors (29045725).

145228595 is an equidigital number, since it uses as much as digits as its factorization.

145228595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29045724.

The product of its digits is 144000, while the sum is 41.

The square root of 145228595 is about 12051.0827314395. The cubic root of 145228595 is about 525.6347213571.

The spelling of 145228595 in words is "one hundred forty-five million, two hundred twenty-eight thousand, five hundred ninety-five".