7162655081 has 2 divisors, whose sum is σ = 7162655082. Its totient is φ = 7162655080.

The previous prime is 7162655069. The next prime is 7162655111. The reversal of 7162655081 is 1805562617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7003011856 + 159643225 = 83684^2 + 12635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7162655081 is a prime.

It is a super-2 number, since 2×7162655081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7162655011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3581327540 + 3581327541.

It is an arithmetic number, because the mean of its divisors is an integer number (3581327541).

Almost surely, 2^7162655081 is an apocalyptic number.

It is an amenable number.

7162655081 is a deficient number, since it is larger than the sum of its proper divisors (1).

7162655081 is an equidigital number, since it uses as much as digits as its factorization.

7162655081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 7162655081 is about 84632.4706067358. The cubic root of 7162655081 is about 1927.6344505369.

The spelling of 7162655081 in words is "seven billion, one hundred sixty-two million, six hundred fifty-five thousand, eighty-one".