5537139 has 4 divisors (see below), whose sum is σ = 7382856. Its totient is φ = 3691424.

The previous prime is 5537131. The next prime is 5537149. The reversal of 5537139 is 9317355.

5537139 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5537139 - 2³ = 5537131 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5537131) 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, 922854 + ... + 922859.

It is an arithmetic number, because the mean of its divisors is an integer number (1845714).

Almost surely, 2^5537139 is an apocalyptic number.

5537139 is a deficient number, since it is larger than the sum of its proper divisors (1845717).

5537139 is a wasteful number, since it uses less digits than its factorization.

5537139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845716.

The product of its digits is 14175, while the sum is 33.

The square root of 5537139 is about 2353.1126194893. The cubic root of 5537139 is about 176.9138397727.

The spelling of 5537139 in words is "five million, five hundred thirty-seven thousand, one hundred thirty-nine".