3113333161 has 2 divisors, whose sum is σ = 3113333162. Its totient is φ = 3113333160.

The previous prime is 3113333129. The next prime is 3113333219. The reversal of 3113333161 is 1613333113.

3113333161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2924105625 + 189227536 = 54075^2 + 13756^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113333161 - 2⁵ = 3113333129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3113333761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556666580 + 1556666581.

It is an arithmetic number, because the mean of its divisors is an integer number (1556666581).

Almost surely, 2^3113333161 is an apocalyptic number.

It is an amenable number.

3113333161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113333161 is an equidigital number, since it uses as much as digits as its factorization.

3113333161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 25.

The square root of 3113333161 is about 55797.2504788542. The cubic root of 3113333161 is about 1460.1871845135.

Adding to 3113333161 its reverse (1613333113), we get a palindrome (4726666274).

The spelling of 3113333161 in words is "three billion, one hundred thirteen million, three hundred thirty-three thousand, one hundred sixty-one".