145133352 has 192 divisors, whose sum is σ = 512628480. Its totient is φ = 35997696.

The previous prime is 145133347. The next prime is 145133353. The reversal of 145133352 is 253331541.

It is not an unprimeable number, because it can be changed into a prime (145133353) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110733 + ... + 112035.

It is an arithmetic number, because the mean of its divisors is an integer number (2669940).

Almost surely, 2^145133352 is an apocalyptic number.

145133352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145133352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256314240).

145133352 is an abundant number, since it is smaller than the sum of its proper divisors (367495128).

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

145133352 is a wasteful number, since it uses less digits than its factorization.

145133352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352 (or 1345 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 145133352 is about 12047.1304467080. The cubic root of 145133352 is about 525.5197899604.

Adding to 145133352 its reverse (253331541), we get a palindrome (398464893).

The spelling of 145133352 in words is "one hundred forty-five million, one hundred thirty-three thousand, three hundred fifty-two".