1325231434 has 16 divisors (see below), whose sum is σ = 2075158080. Its totient is φ = 633536640.

The previous prime is 1325231429. The next prime is 1325231443. The reversal of 1325231434 is 4341325231.

It is a happy 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, 141229 + ... + 150319.

It is an arithmetic number, because the mean of its divisors is an integer number (129697380).

Almost surely, 2^1325231434 is an apocalyptic number.

1325231434 is a deficient number, since it is larger than the sum of its proper divisors (749926646).

1325231434 is a wasteful number, since it uses less digits than its factorization.

1325231434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12285.

The product of its digits is 8640, while the sum is 28.

The square root of 1325231434 is about 36403.7282980741. The cubic root of 1325231434 is about 1098.4085620396.

Adding to 1325231434 its reverse (4341325231), we get a palindrome (5666556665).

The spelling of 1325231434 in words is "one billion, three hundred twenty-five million, two hundred thirty-one thousand, four hundred thirty-four".