4905911 has 4 divisors (see below), whose sum is σ = 5194512. Its totient is φ = 4617312.

The previous prime is 4905899. The next prime is 4905917. The reversal of 4905911 is 1195094.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4905911 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905917) 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, 144275 + ... + 144308.

It is an arithmetic number, because the mean of its divisors is an integer number (1298628).

Almost surely, 2^4905911 is an apocalyptic number.

4905911 is a deficient number, since it is larger than the sum of its proper divisors (288601).

4905911 is a wasteful number, since it uses less digits than its factorization.

4905911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288600.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 4905911 is about 2214.9291185047. The cubic root of 4905911 is about 169.9181959363.

The spelling of 4905911 in words is "four million, nine hundred five thousand, nine hundred eleven".