1425543132 has 48 divisors (see below), whose sum is σ = 3642871680. Its totient is φ = 431191488.

The previous prime is 1425543127. The next prime is 1425543157. The reversal of 1425543132 is 2313455241.

It is a self number, because there is not a number n which added to its sum of digits gives 1425543132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68238 + ... + 86645.

It is an arithmetic number, because the mean of its divisors is an integer number (75893160).

Almost surely, 2^1425543132 is an apocalyptic number.

1425543132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1425543132 is an abundant number, since it is smaller than the sum of its proper divisors (2217328548).

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

1425543132 is a wasteful number, since it uses less digits than its factorization.

1425543132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154962 (or 154960 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 1425543132 is about 37756.3654500801. The cubic root of 1425543132 is about 1125.4515078539.

Adding to 1425543132 its reverse (2313455241), we get a palindrome (3738998373).

The spelling of 1425543132 in words is "one billion, four hundred twenty-five million, five hundred forty-three thousand, one hundred thirty-two".