7161075877 has 2 divisors, whose sum is σ = 7161075878. Its totient is φ = 7161075876.

The previous prime is 7161075863. The next prime is 7161075893. The reversal of 7161075877 is 7785701617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4473068161 + 2688007716 = 66881^2 + 51846^2 .

It is an emirp because it is prime and its reverse (7785701617) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7161075877 - 2³¹ = 5013592229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7161075877.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7161075827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3580537938 + 3580537939.

It is an arithmetic number, because the mean of its divisors is an integer number (3580537939).

Almost surely, 2^7161075877 is an apocalyptic number.

It is an amenable number.

7161075877 is a deficient number, since it is larger than the sum of its proper divisors (1).

7161075877 is an equidigital number, since it uses as much as digits as its factorization.

7161075877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576240, while the sum is 49.

The square root of 7161075877 is about 84623.1403163461. The cubic root of 7161075877 is about 1927.4927734750.

The spelling of 7161075877 in words is "seven billion, one hundred sixty-one million, seventy-five thousand, eight hundred seventy-seven".