1325711448 has 40 divisors (see below), whose sum is σ = 3713221380. Its totient is φ = 441903600.

The previous prime is 1325711407. The next prime is 1325711461. The reversal of 1325711448 is 8441175231.

1325711448 is a `hidden beast` number, since 1 + 32 + 571 + 14 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1022278 + ... + 1023573.

Almost surely, 2^1325711448 is an apocalyptic number.

1325711448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1325711448 is an abundant number, since it is smaller than the sum of its proper divisors (2387509932).

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

1325711448 is a wasteful number, since it uses less digits than its factorization.

1325711448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045869 (or 2045856 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 1325711448 is about 36410.3206247899. The cubic root of 1325711448 is about 1098.5411647503.

Adding to 1325711448 its reverse (8441175231), we get a palindrome (9766886679).

The spelling of 1325711448 in words is "one billion, three hundred twenty-five million, seven hundred eleven thousand, four hundred forty-eight".