6355502161 has 2 divisors, whose sum is σ = 6355502162. Its totient is φ = 6355502160.

The previous prime is 6355502149. The next prime is 6355502171. The reversal of 6355502161 is 1612055536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6348902400 + 6599761 = 79680^2 + 2569^2 .

It is a cyclic number.

It is not a de Polignac number, because 6355502161 - 2²⁹ = 5818631249 is a prime.

It is not a weakly prime, because it can be changed into another prime (6355502141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3177751080 + 3177751081.

It is an arithmetic number, because the mean of its divisors is an integer number (3177751081).

Almost surely, 2^6355502161 is an apocalyptic number.

It is an amenable number.

6355502161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6355502161 is an equidigital number, since it uses as much as digits as its factorization.

6355502161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 6355502161 is about 79721.4034058608. The cubic root of 6355502161 is about 1852.3225916118.

Adding to 6355502161 its reverse (1612055536), we get a palindrome (7967557697).

The spelling of 6355502161 in words is "six billion, three hundred fifty-five million, five hundred two thousand, one hundred sixty-one".