145541522 has 32 divisors (see below), whose sum is σ = 267183360. Its totient is φ = 58037760.

The previous prime is 145541521. The next prime is 145541531. The reversal of 145541522 is 225145541.

145541522 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (145541521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17747 + ... + 24617.

It is an arithmetic number, because the mean of its divisors is an integer number (8349480).

Almost surely, 2^145541522 is an apocalyptic number.

145541522 is a deficient number, since it is larger than the sum of its proper divisors (121641838).

145541522 is a wasteful number, since it uses less digits than its factorization.

145541522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6986.

The product of its digits is 8000, while the sum is 29.

The square root of 145541522 is about 12064.0591013141. The cubic root of 145541522 is about 526.0119824553.

The spelling of 145541522 in words is "one hundred forty-five million, five hundred forty-one thousand, five hundred twenty-two".