5137939 has 2 divisors, whose sum is σ = 5137940. Its totient is φ = 5137938.

The previous prime is 5137921. The next prime is 5137943. The reversal of 5137939 is 9397315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5137939 - 2¹⁵ = 5105171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5137898 and 5137907.

It is not a weakly prime, because it can be changed into another prime (5137919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2568969 + 2568970.

It is an arithmetic number, because the mean of its divisors is an integer number (2568970).

Almost surely, 2^5137939 is an apocalyptic number.

5137939 is a deficient number, since it is larger than the sum of its proper divisors (1).

5137939 is an equidigital number, since it uses as much as digits as its factorization.

5137939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25515, while the sum is 37.

The square root of 5137939 is about 2266.7022301132. The cubic root of 5137939 is about 172.5558343377. Note that the first 3 decimals are identical.

The spelling of 5137939 in words is "five million, one hundred thirty-seven thousand, nine hundred thirty-nine".