1545153232 has 80 divisors (see below), whose sum is σ = 3479777280. Its totient is φ = 650998656.

The previous prime is 1545153229. The next prime is 1545153257. The reversal of 1545153232 is 2323515451.

It is a junction number, because it is equal to n+sod(n) for n = 1545153194 and 1545153203.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3337033 + ... + 3337495.

It is an arithmetic number, because the mean of its divisors is an integer number (43497216).

Almost surely, 2^1545153232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1545153232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1739888640).

1545153232 is an abundant number, since it is smaller than the sum of its proper divisors (1934624048).

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

1545153232 is a wasteful number, since it uses less digits than its factorization.

1545153232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 914 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 1545153232 is about 39308.4371604876. The cubic root of 1545153232 is about 1156.0870015099.

Adding to 1545153232 its reverse (2323515451), we get a palindrome (3868668683).

The spelling of 1545153232 in words is "one billion, five hundred forty-five million, one hundred fifty-three thousand, two hundred thirty-two".