145545148 has 24 divisors (see below), whose sum is σ = 294602112. Its totient is φ = 61623984.

The previous prime is 145545139. The next prime is 145545151. The reversal of 145545148 is 841545541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28990 + ... + 33637.

It is an arithmetic number, because the mean of its divisors is an integer number (12275088).

Almost surely, 2^145545148 is an apocalyptic number.

It is an amenable number.

145545148 is an abundant number, since it is smaller than the sum of its proper divisors (149056964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145545148 is a wasteful number, since it uses less digits than its factorization.

145545148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62721 (or 62719 counting only the distinct ones).

The product of its digits is 64000, while the sum is 37.

The square root of 145545148 is about 12064.2093814721. The cubic root of 145545148 is about 526.0163507474.

The spelling of 145545148 in words is "one hundred forty-five million, five hundred forty-five thousand, one hundred forty-eight".