145201000 has 64 divisors (see below), whose sum is σ = 388327680. Its totient is φ = 49780800.

The previous prime is 145200997. The next prime is 145201027. The reversal of 145201000 is 102541.

145201000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3372 + ... + 17371.

It is an arithmetic number, because the mean of its divisors is an integer number (6067620).

Almost surely, 2^145201000 is an apocalyptic number.

145201000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145201000 is an abundant number, since it is smaller than the sum of its proper divisors (243126680).

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

145201000 is a wasteful number, since it uses less digits than its factorization.

145201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20771 (or 20757 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 145201000 is about 12049.9377591754. The cubic root of 145201000 is about 525.6014271588.

Adding to 145201000 its reverse (102541), we get a palindrome (145303541).

The spelling of 145201000 in words is "one hundred forty-five million, two hundred one thousand".