4055511 has 4 divisors (see below), whose sum is σ = 5407352. Its totient is φ = 2703672.

The previous prime is 4055497. The next prime is 4055539. The reversal of 4055511 is 1155504.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4055511 - 2¹⁴ = 4039127 is a prime.

It is a super-2 number, since 2×4055511² = 32894338942242, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675916 + ... + 675921.

It is an arithmetic number, because the mean of its divisors is an integer number (1351838).

Almost surely, 2^4055511 is an apocalyptic number.

4055511 is a deficient number, since it is larger than the sum of its proper divisors (1351841).

4055511 is a wasteful number, since it uses less digits than its factorization.

4055511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351840.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 4055511 is about 2013.8299332367. The cubic root of 4055511 is about 159.4710527487.

The spelling of 4055511 in words is "four million, fifty-five thousand, five hundred eleven".