1352340043 has 4 divisors (see below), whose sum is σ = 1364307768. Its totient is φ = 1340372320.

The previous prime is 1352339921. The next prime is 1352340061. The reversal of 1352340043 is 3400432531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1352340043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1352340083) 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 3 ways as a sum of consecutive naturals, for example, 5983693 + ... + 5983918.

It is an arithmetic number, because the mean of its divisors is an integer number (341076942).

Almost surely, 2^1352340043 is an apocalyptic number.

1352340043 is a deficient number, since it is larger than the sum of its proper divisors (11967725).

1352340043 is a wasteful number, since it uses less digits than its factorization.

1352340043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11967724.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1352340043 is about 36774.1763062071. The cubic root of 1352340043 is about 1105.8476581786.

Adding to 1352340043 its reverse (3400432531), we get a palindrome (4752772574).

The spelling of 1352340043 in words is "one billion, three hundred fifty-two million, three hundred forty thousand, forty-three".