1325003500 has 24 divisors (see below), whose sum is σ = 2893808736. Its totient is φ = 530001200.

The previous prime is 1325003483. The next prime is 1325003501. The reversal of 1325003500 is 53005231.

It is a super-3 number, since 3×1325003500³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1325003501) 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, 1324504 + ... + 1325503.

It is an arithmetic number, because the mean of its divisors is an integer number (120575364).

Almost surely, 2^1325003500 is an apocalyptic number.

1325003500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325003500 is an abundant number, since it is smaller than the sum of its proper divisors (1568805236).

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

1325003500 is a wasteful number, since it uses less digits than its factorization.

1325003500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650026 (or 2650014 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 1325003500 is about 36400.5975225682. The cubic root of 1325003500 is about 1098.3455846089.

Adding to 1325003500 its reverse (53005231), we get a palindrome (1378008731).

The spelling of 1325003500 in words is "one billion, three hundred twenty-five million, three thousand, five hundred".