145331324 has 12 divisors (see below), whose sum is σ = 256848648. Its totient is φ = 71946000.

The previous prime is 145331321. The next prime is 145331369. The reversal of 145331324 is 423133541.

It is a super-2 number, since 2×145331324² = 42242387471185952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145331293 and 145331302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145331321) 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 3 ways as a sum of consecutive naturals, for example, 179462 + ... + 180269.

It is an arithmetic number, because the mean of its divisors is an integer number (21404054).

Almost surely, 2^145331324 is an apocalyptic number.

It is an amenable number.

145331324 is a deficient number, since it is larger than the sum of its proper divisors (111517324).

145331324 is a wasteful number, since it uses less digits than its factorization.

145331324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359836 (or 359834 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 145331324 is about 12055.3442091049. The cubic root of 145331324 is about 525.7586299264.

Adding to 145331324 its reverse (423133541), we get a palindrome (568464865).

The spelling of 145331324 in words is "one hundred forty-five million, three hundred thirty-one thousand, three hundred twenty-four".