1352431357443 has 6 divisors (see below), whose sum is σ = 1953511960764. Its totient is φ = 901620904956.

The previous prime is 1352431357373. The next prime is 1352431357451. The reversal of 1352431357443 is 3447531342531.

1352431357443 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 4 + 31 + 3 + 574 + 43 = 666.

It is not a de Polignac number, because 1352431357443 - 2⁸ = 1352431357187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1352431350443) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 75135075405 + ... + 75135075422.

It is an arithmetic number, because the mean of its divisors is an integer number (325585326794).

Almost surely, 2^{1352431357443} is an apocalyptic number.

1352431357443 is a deficient number, since it is larger than the sum of its proper divisors (601080603321).

1352431357443 is a wasteful number, since it uses less digits than its factorization.

1352431357443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150270150833 (or 150270150830 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

Adding to 1352431357443 its reverse (3447531342531), we get a palindrome (4799962699974).

The spelling of 1352431357443 in words is "one trillion, three hundred fifty-two billion, four hundred thirty-one million, three hundred fifty-seven thousand, four hundred forty-three".