1352144331 has 24 divisors (see below), whose sum is σ = 2003732016. Its totient is φ = 878169600.

The previous prime is 1352144293. The next prime is 1352144347. The reversal of 1352144331 is 1334412531.

It is a happy number.

1352144331 is a `hidden beast` number, since 13 + 5 + 214 + 433 + 1 = 666.

It is not a de Polignac number, because 1352144331 - 2⁷ = 1352144203 is a prime.

It is a super-2 number, since 2×1352144331² = 3656588583710875122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1352144295 and 1352144304.

It is not an unprimeable number, because it can be changed into a prime (1352144531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150831 + ... + 159543.

It is an arithmetic number, because the mean of its divisors is an integer number (83488834).

Almost surely, 2^1352144331 is an apocalyptic number.

1352144331 is a deficient number, since it is larger than the sum of its proper divisors (651587685).

1352144331 is a wasteful number, since it uses less digits than its factorization.

1352144331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9163 (or 9160 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1352144331 is about 36771.5152121856. The cubic root of 1352144331 is about 1105.7943091462.

Adding to 1352144331 its reverse (1334412531), we get a palindrome (2686556862).

The spelling of 1352144331 in words is "one billion, three hundred fifty-two million, one hundred forty-four thousand, three hundred thirty-one".