1545532148 has 24 divisors (see below), whose sum is σ = 2839720800. Its totient is φ = 734979168.

The previous prime is 1545532147. The next prime is 1545532159. The reversal of 1545532148 is 8412355451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545532147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91658 + ... + 107201.

It is an arithmetic number, because the mean of its divisors is an integer number (118321700).

Almost surely, 2^1545532148 is an apocalyptic number.

It is an amenable number.

1545532148 is a deficient number, since it is larger than the sum of its proper divisors (1294188652).

1545532148 is a wasteful number, since it uses less digits than its factorization.

1545532148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198959 (or 198957 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 1545532148 is about 39313.2566445468. The cubic root of 1545532148 is about 1156.1814957106.

Adding to 1545532148 its reverse (8412355451), we get a palindrome (9957887599).

The spelling of 1545532148 in words is "one billion, five hundred forty-five million, five hundred thirty-two thousand, one hundred forty-eight".