5911387 has 4 divisors (see below), whose sum is σ = 6011640. Its totient is φ = 5811136.

The previous prime is 5911361. The next prime is 5911417. The reversal of 5911387 is 7831195.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7831195 = 5 ⋅1566239.

It is a cyclic number.

It is not a de Polignac number, because 5911387 - 2¹⁹ = 5387099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5911357) 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, 50038 + ... + 50155.

It is an arithmetic number, because the mean of its divisors is an integer number (1502910).

Almost surely, 2^5911387 is an apocalyptic number.

5911387 is a deficient number, since it is larger than the sum of its proper divisors (100253).

5911387 is a wasteful number, since it uses less digits than its factorization.

5911387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100252.

The product of its digits is 7560, while the sum is 34.

The square root of 5911387 is about 2431.3344072751. The cubic root of 5911387 is about 180.8130605564.

The spelling of 5911387 in words is "five million, nine hundred eleven thousand, three hundred eighty-seven".