5931139 has 2 divisors, whose sum is σ = 5931140. Its totient is φ = 5931138.

The previous prime is 5931089. The next prime is 5931143. The reversal of 5931139 is 9311395.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5931139 - 2¹⁹ = 5406851 is a prime.

5931139 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5931139.

It is not a weakly prime, because it can be changed into another prime (5931169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2965569 + 2965570.

It is an arithmetic number, because the mean of its divisors is an integer number (2965570).

Almost surely, 2^5931139 is an apocalyptic number.

5931139 is a deficient number, since it is larger than the sum of its proper divisors (1).

5931139 is an equidigital number, since it uses as much as digits as its factorization.

5931139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3645, while the sum is 31.

The square root of 5931139 is about 2435.3929867683. The cubic root of 5931139 is about 181.0142231123.

The spelling of 5931139 in words is "five million, nine hundred thirty-one thousand, one hundred thirty-nine".