145515324 has 24 divisors (see below), whose sum is σ = 342131328. Its totient is φ = 48134320.

The previous prime is 145515323. The next prime is 145515329. The reversal of 145515324 is 423515541.

It is a junction number, because it is equal to n+sod(n) for n = 145515291 and 145515300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145515323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 44712 + ... + 47855.

It is an arithmetic number, because the mean of its divisors is an integer number (14255472).

Almost surely, 2^145515324 is an apocalyptic number.

It is an amenable number.

145515324 is an abundant number, since it is smaller than the sum of its proper divisors (196616004).

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

145515324 is a wasteful number, since it uses less digits than its factorization.

145515324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92705 (or 92703 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 145515324 is about 12062.9732653273. The cubic root of 145515324 is about 525.9804192087.

The spelling of 145515324 in words is "one hundred forty-five million, five hundred fifteen thousand, three hundred twenty-four".