352140043 has 4 divisors (see below), whose sum is σ = 352185408. Its totient is φ = 352094680.

The previous prime is 352140037. The next prime is 352140059. The reversal of 352140043 is 340041253.

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

It is a cyclic number.

It is not a de Polignac number, because 352140043 - 2⁹ = 352139531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 352139996 and 352140023.

It is not an unprimeable number, because it can be changed into a prime (352140083) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7771 + ... + 27652.

It is an arithmetic number, because the mean of its divisors is an integer number (88046352).

Almost surely, 2^352140043 is an apocalyptic number.

352140043 is a deficient number, since it is larger than the sum of its proper divisors (45365).

352140043 is an equidigital number, since it uses as much as digits as its factorization.

352140043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45364.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 352140043 is about 18765.3948266483. The cubic root of 352140043 is about 706.1632911222.

Adding to 352140043 its reverse (340041253), we get a palindrome (692181296).

The spelling of 352140043 in words is "three hundred fifty-two million, one hundred forty thousand, forty-three".