8061731 has 2 divisors, whose sum is σ = 8061732. Its totient is φ = 8061730.

The previous prime is 8061727. The next prime is 8061733. The reversal of 8061731 is 1371608.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8061731 - 2² = 8061727 is a prime.

It is a super-2 number, since 2×8061731² = 129983013432722, which contains 22 as substring.

Together with 8061733, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8061731.

It is not a weakly prime, because it can be changed into another prime (8061733) 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, 4030865 + 4030866.

It is an arithmetic number, because the mean of its divisors is an integer number (4030866).

Almost surely, 2^8061731 is an apocalyptic number.

8061731 is a deficient number, since it is larger than the sum of its proper divisors (1).

8061731 is an equidigital number, since it uses as much as digits as its factorization.

8061731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 8061731 is about 2839.3187563217. The cubic root of 8061731 is about 200.5131074778.

The spelling of 8061731 in words is "eight million, sixty-one thousand, seven hundred thirty-one".