5278137 has 4 divisors (see below), whose sum is σ = 7037520. Its totient is φ = 3518756.

The previous prime is 5278127. The next prime is 5278139. The reversal of 5278137 is 7318725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5278137 - 2⁶ = 5278073 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 5278098 and 5278107.

It is not an unprimeable number, because it can be changed into a prime (5278139) 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, 879687 + ... + 879692.

It is an arithmetic number, because the mean of its divisors is an integer number (1759380).

Almost surely, 2^5278137 is an apocalyptic number.

It is an amenable number.

5278137 is a deficient number, since it is larger than the sum of its proper divisors (1759383).

5278137 is a wasteful number, since it uses less digits than its factorization.

5278137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759382.

The product of its digits is 11760, while the sum is 33.

The square root of 5278137 is about 2297.4196395086. The cubic root of 5278137 is about 174.1112711455. Note that the first 3 decimals are identical.

The spelling of 5278137 in words is "five million, two hundred seventy-eight thousand, one hundred thirty-seven".