1352143452 has 48 divisors (see below), whose sum is σ = 3444940800. Its totient is φ = 409368960.

The previous prime is 1352143439. The next prime is 1352143477. The reversal of 1352143452 is 2543412531.

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 15 ways as a sum of consecutive naturals, for example, 164824 + ... + 172832.

It is an arithmetic number, because the mean of its divisors is an integer number (71769600).

Almost surely, 2^1352143452 is an apocalyptic number.

1352143452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1352143452 is an abundant number, since it is smaller than the sum of its proper divisors (2092797348).

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

1352143452 is a wasteful number, since it uses less digits than its factorization.

1352143452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306 (or 9304 counting only the distinct ones).

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

The square root of 1352143452 is about 36771.5032599974. The cubic root of 1352143452 is about 1105.7940695285.

Adding to 1352143452 its reverse (2543412531), we get a palindrome (3895555983).

The spelling of 1352143452 in words is "one billion, three hundred fifty-two million, one hundred forty-three thousand, four hundred fifty-two".