2623185161 has 2 divisors, whose sum is σ = 2623185162. Its totient is φ = 2623185160.

The previous prime is 2623185107. The next prime is 2623185193. The reversal of 2623185161 is 1615813262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2445895936 + 177289225 = 49456^2 + 13315^2 .

It is a cyclic number.

It is not a de Polignac number, because 2623185161 - 2¹⁴ = 2623168777 is a prime.

It is a super-2 number, since 2×2623185161² = 13762200777781191842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2623185361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311592580 + 1311592581.

It is an arithmetic number, because the mean of its divisors is an integer number (1311592581).

Almost surely, 2^2623185161 is an apocalyptic number.

It is an amenable number.

2623185161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623185161 is an equidigital number, since it uses as much as digits as its factorization.

2623185161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The square root of 2623185161 is about 51217.0397524105. The cubic root of 2623185161 is about 1379.1441099347.

The spelling of 2623185161 in words is "two billion, six hundred twenty-three million, one hundred eighty-five thousand, one hundred sixty-one".