7099611889 has 2 divisors, whose sum is σ = 7099611890. Its totient is φ = 7099611888.

The previous prime is 7099611881. The next prime is 7099611899. The reversal of 7099611889 is 9881169907.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6648771600 + 450840289 = 81540^2 + 21233^2 .

It is a cyclic number.

It is not a de Polignac number, because 7099611889 - 2³ = 7099611881 is a prime.

It is not a weakly prime, because it can be changed into another prime (7099611881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3549805944 + 3549805945.

It is an arithmetic number, because the mean of its divisors is an integer number (3549805945).

Almost surely, 2^7099611889 is an apocalyptic number.

It is an amenable number.

7099611889 is a deficient number, since it is larger than the sum of its proper divisors (1).

7099611889 is an equidigital number, since it uses as much as digits as its factorization.

7099611889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 58.

The square root of 7099611889 is about 84259.1946852093. The cubic root of 7099611889 is about 1921.9623210891.

The spelling of 7099611889 in words is "seven billion, ninety-nine million, six hundred eleven thousand, eight hundred eighty-nine".