404113243 has 16 divisors (see below), whose sum is σ = 431331840. Its totient is φ = 377777664.

The previous prime is 404113211. The next prime is 404113253. The reversal of 404113243 is 342311404.

It is a cyclic number.

It is not a de Polignac number, because 404113243 - 2⁵ = 404113211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404113253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261130 + ... + 262672.

It is an arithmetic number, because the mean of its divisors is an integer number (26958240).

Almost surely, 2^404113243 is an apocalyptic number.

404113243 is a deficient number, since it is larger than the sum of its proper divisors (27218597).

404113243 is a wasteful number, since it uses less digits than its factorization.

404113243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 404113243 is about 20102.5680697766. The cubic root of 404113243 is about 739.3232447987.

Adding to 404113243 its reverse (342311404), we get a palindrome (746424647).

The spelling of 404113243 in words is "four hundred four million, one hundred thirteen thousand, two hundred forty-three".