1325323542 has 16 divisors (see below), whose sum is σ = 2651599872. Its totient is φ = 441615720.

The previous prime is 1325323537. The next prime is 1325323567. The reversal of 1325323542 is 2453235231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20934 + ... + 55577.

It is an arithmetic number, because the mean of its divisors is an integer number (165724992).

Almost surely, 2^1325323542 is an apocalyptic number.

1325323542 is an abundant number, since it is smaller than the sum of its proper divisors (1326276330).

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

1325323542 is a wasteful number, since it uses less digits than its factorization.

1325323542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79403.

The product of its digits is 21600, while the sum is 30.

The square root of 1325323542 is about 36404.9933662952. The cubic root of 1325323542 is about 1098.4340091350.

Adding to 1325323542 its reverse (2453235231), we get a palindrome (3778558773).

The spelling of 1325323542 in words is "one billion, three hundred twenty-five million, three hundred twenty-three thousand, five hundred forty-two".