5191877 has 4 divisors (see below), whose sum is σ = 5332236. Its totient is φ = 5051520.

The previous prime is 5191873. The next prime is 5191909. The reversal of 5191877 is 7781915.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4268356 + 923521 = 2066^2 + 961^2 .

It is a cyclic number.

It is not a de Polignac number, because 5191877 - 2² = 5191873 is a prime.

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 5191877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5191873) 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, 70124 + ... + 70197.

It is an arithmetic number, because the mean of its divisors is an integer number (1333059).

Almost surely, 2^5191877 is an apocalyptic number.

It is an amenable number.

5191877 is a deficient number, since it is larger than the sum of its proper divisors (140359).

5191877 is a wasteful number, since it uses less digits than its factorization.

5191877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140358.

The product of its digits is 17640, while the sum is 38.

The square root of 5191877 is about 2278.5690685165. The cubic root of 5191877 is about 173.1575630251.

Adding to 5191877 its sum of digits (38), we get a palindrome (5191915).

The spelling of 5191877 in words is "five million, one hundred ninety-one thousand, eight hundred seventy-seven".