5051311 has 4 divisors (see below), whose sum is σ = 5056072. Its totient is φ = 5046552.

The previous prime is 5051309. The next prime is 5051341. The reversal of 5051311 is 1131505.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5051311 - 2¹ = 5051309 is a prime.

It is an Ulam 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 (5051341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16 + ... + 3178.

It is an arithmetic number, because the mean of its divisors is an integer number (1264018).

Almost surely, 2^5051311 is an apocalyptic number.

5051311 is a deficient number, since it is larger than the sum of its proper divisors (4761).

5051311 is a wasteful number, since it uses less digits than its factorization.

5051311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4760.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 5051311 is about 2247.5121801672. The cubic root of 5051311 is about 171.5805422558.

Adding to 5051311 its reverse (1131505), we get a palindrome (6182816).

The spelling of 5051311 in words is "five million, fifty-one thousand, three hundred eleven".