7161132287 has 2 divisors, whose sum is σ = 7161132288. Its totient is φ = 7161132286.

The previous prime is 7161132269. The next prime is 7161132311. The reversal of 7161132287 is 7822311617.

7161132287 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7161132287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7161132287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7161132217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3580566143 + 3580566144.

It is an arithmetic number, because the mean of its divisors is an integer number (3580566144).

Almost surely, 2^7161132287 is an apocalyptic number.

7161132287 is a deficient number, since it is larger than the sum of its proper divisors (1).

7161132287 is an equidigital number, since it uses as much as digits as its factorization.

7161132287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 38.

The square root of 7161132287 is about 84623.4736169581. The cubic root of 7161132287 is about 1927.4978346131.

The spelling of 7161132287 in words is "seven billion, one hundred sixty-one million, one hundred thirty-two thousand, two hundred eighty-seven".