409007215043 has 4 divisors (see below), whose sum is σ = 467436817200. Its totient is φ = 350577612888.

The previous prime is 409007215009. The next prime is 409007215049. The reversal of 409007215043 is 340512700904.

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 409007215043 - 2²⁸ = 408738779587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 409007214994 and 409007215012.

It is not an unprimeable number, because it can be changed into a prime (409007215049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29214801068 + ... + 29214801081.

It is an arithmetic number, because the mean of its divisors is an integer number (116859204300).

Almost surely, 2^409007215043 is an apocalyptic number.

409007215043 is a deficient number, since it is larger than the sum of its proper divisors (58429602157).

409007215043 is an equidigital number, since it uses as much as digits as its factorization.

409007215043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58429602156.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 409007215043 its reverse (340512700904), we get a palindrome (749519915947).

The spelling of 409007215043 in words is "four hundred nine billion, seven million, two hundred fifteen thousand, forty-three".