5081731 has 2 divisors, whose sum is σ = 5081732. Its totient is φ = 5081730.

The previous prime is 5081719. The next prime is 5081743. The reversal of 5081731 is 1371805.

It is a balanced prime because it is at equal distance from previous prime (5081719) and next prime (5081743).

It is a cyclic number.

It is not a de Polignac number, because 5081731 - 2¹³ = 5073539 is a prime.

It is a super-2 number, since 2×5081731² = 51647979912722, which contains 22 as substring.

5081731 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5081696 and 5081705.

It is not a weakly prime, because it can be changed into another prime (5081761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2540865 + 2540866.

It is an arithmetic number, because the mean of its divisors is an integer number (2540866).

Almost surely, 2^5081731 is an apocalyptic number.

5081731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5081731 is an equidigital number, since it uses as much as digits as its factorization.

5081731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 5081731 is about 2254.2695047398. The cubic root of 5081731 is about 171.9242838724.

The spelling of 5081731 in words is "five million, eighty-one thousand, seven hundred thirty-one".