5178137 has 2 divisors, whose sum is σ = 5178138. Its totient is φ = 5178136.

The previous prime is 5178133. The next prime is 5178139. The reversal of 5178137 is 7318715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5125696 + 52441 = 2264^2 + 229^2 .

It is a cyclic number.

It is not a de Polignac number, because 5178137 - 2² = 5178133 is a prime.

Together with 5178139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5178133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589068 + 2589069.

It is an arithmetic number, because the mean of its divisors is an integer number (2589069).

Almost surely, 2^5178137 is an apocalyptic number.

It is an amenable number.

5178137 is a deficient number, since it is larger than the sum of its proper divisors (1).

5178137 is an equidigital number, since it uses as much as digits as its factorization.

5178137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5880, while the sum is 32.

The square root of 5178137 is about 2275.5520209391. The cubic root of 5178137 is about 173.0046776108.

The spelling of 5178137 in words is "five million, one hundred seventy-eight thousand, one hundred thirty-seven".