353405043 has 12 divisors (see below), whose sum is σ = 510692520. Its totient is φ = 235502496.

The previous prime is 353405029. The next prime is 353405071. The reversal of 353405043 is 340504353.

It is a happy number.

It is not a de Polignac number, because 353405043 - 2⁵ = 353405011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 353404998 and 353405016.

It is not an unprimeable number, because it can be changed into a prime (353405243) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 18223 + ... + 32231.

It is an arithmetic number, because the mean of its divisors is an integer number (42557710).

Almost surely, 2^353405043 is an apocalyptic number.

353405043 is a deficient number, since it is larger than the sum of its proper divisors (157287477).

353405043 is a wasteful number, since it uses less digits than its factorization.

353405043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16818 (or 16815 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 353405043 is about 18799.0702695639. The cubic root of 353405043 is about 707.0078689555.

Adding to 353405043 its reverse (340504353), we get a palindrome (693909396).

The spelling of 353405043 in words is "three hundred fifty-three million, four hundred five thousand, forty-three".