6263161 has 2 divisors, whose sum is σ = 6263162. Its totient is φ = 6263160.

The previous prime is 6263137. The next prime is 6263171. The reversal of 6263161 is 1613626.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3763600 + 2499561 = 1940^2 + 1581^2 .

It is a cyclic number.

It is not a de Polignac number, because 6263161 - 2¹⁷ = 6132089 is a prime.

6263161 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6263171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3131580 + 3131581.

It is an arithmetic number, because the mean of its divisors is an integer number (3131581).

Almost surely, 2^6263161 is an apocalyptic number.

It is an amenable number.

6263161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6263161 is an equidigital number, since it uses as much as digits as its factorization.

6263161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

The square root of 6263161 is about 2502.6308157617. The cubic root of 6263161 is about 184.3307790529.

Adding to 6263161 its reverse (1613626), we get a palindrome (7876787).

The spelling of 6263161 in words is "six million, two hundred sixty-three thousand, one hundred sixty-one".