4945311 has 12 divisors (see below), whose sum is σ = 8163792. Its totient is φ = 2825856.

The previous prime is 4945307. The next prime is 4945327. The reversal of 4945311 is 1135494.

It is not a de Polignac number, because 4945311 - 2² = 4945307 is a prime.

It is a super-3 number, since 3×4945311³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39186 + ... + 39311.

It is an arithmetic number, because the mean of its divisors is an integer number (680316).

Almost surely, 2^4945311 is an apocalyptic number.

4945311 is a deficient number, since it is larger than the sum of its proper divisors (3218481).

4945311 is a wasteful number, since it uses less digits than its factorization.

4945311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78510 (or 78507 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 4945311 is about 2223.8055220725. The cubic root of 4945311 is about 170.3718618816.

The spelling of 4945311 in words is "four million, nine hundred forty-five thousand, three hundred eleven".