401596111 has 6 divisors (see below), whose sum is σ = 467162880. Its totient is φ = 344225196.

The previous prime is 401596079. The next prime is 401596121. The reversal of 401596111 is 111695104.

It is not a de Polignac number, because 401596111 - 2⁵ = 401596079 is a prime.

It is a super-2 number, since 2×401596111² = 322558872740648642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401596111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401596121) 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 5 ways as a sum of consecutive naturals, for example, 4097871 + ... + 4097968.

It is an arithmetic number, because the mean of its divisors is an integer number (77860480).

Almost surely, 2^401596111 is an apocalyptic number.

401596111 is a deficient number, since it is larger than the sum of its proper divisors (65566769).

401596111 is an equidigital number, since it uses as much as digits as its factorization.

401596111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8195853 (or 8195846 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 401596111 is about 20039.8630484342. The cubic root of 401596111 is about 737.7850196253.

The spelling of 401596111 in words is "four hundred one million, five hundred ninety-six thousand, one hundred eleven".