5135231 has 2 divisors, whose sum is σ = 5135232. Its totient is φ = 5135230.

The previous prime is 5135219. The next prime is 5135257. The reversal of 5135231 is 1325315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5135231 - 2⁶ = 5135167 is a prime.

It is a super-2 number, since 2×5135231² = 52741194846722, which contains 22 as substring.

It is a plaindrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5135201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567615 + 2567616.

It is an arithmetic number, because the mean of its divisors is an integer number (2567616).

Almost surely, 2^5135231 is an apocalyptic number.

5135231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5135231 is an equidigital number, since it uses as much as digits as its factorization.

5135231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 450, while the sum is 20.

The square root of 5135231 is about 2266.1048078145. The cubic root of 5135231 is about 172.5255132746.

The spelling of 5135231 in words is "five million, one hundred thirty-five thousand, two hundred thirty-one".