404596111 has 2 divisors, whose sum is σ = 404596112. Its totient is φ = 404596110.

The previous prime is 404596109. The next prime is 404596121. The reversal of 404596111 is 111695404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404596111 - 2¹ = 404596109 is a prime.

It is a super-4 number, since 4×404596111⁴ (a number of 36 digits) contains 4444 as substring.

Together with 404596109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404596121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202298055 + 202298056.

It is an arithmetic number, because the mean of its divisors is an integer number (202298056).

Almost surely, 2^404596111 is an apocalyptic number.

404596111 is a deficient number, since it is larger than the sum of its proper divisors (1).

404596111 is an equidigital number, since it uses as much as digits as its factorization.

404596111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 404596111 is about 20114.5745915741. The cubic root of 404596111 is about 739.6175958234.

The spelling of 404596111 in words is "four hundred four million, five hundred ninety-six thousand, one hundred eleven".