1325752424 has 8 divisors (see below), whose sum is σ = 2485785810. Its totient is φ = 662876208.

The previous prime is 1325752423. The next prime is 1325752451. The reversal of 1325752424 is 4242575231.

It can be written as a sum of positive squares in only one way, i.e., 1323649924 + 2102500 = 36382^2 + 1450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1325752423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82859519 + ... + 82859534.

Almost surely, 2^1325752424 is an apocalyptic number.

It is an amenable number.

1325752424 is a deficient number, since it is larger than the sum of its proper divisors (1160033386).

1325752424 is a wasteful number, since it uses less digits than its factorization.

1325752424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165719059 (or 165719055 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 1325752424 is about 36410.8833180410. The cubic root of 1325752424 is about 1098.5524827887.

The spelling of 1325752424 in words is "one billion, three hundred twenty-five million, seven hundred fifty-two thousand, four hundred twenty-four".