3120161266 has 24 divisors (see below), whose sum is σ = 5230116540. Its totient is φ = 1391026176.

The previous prime is 3120161237. The next prime is 3120161279. The reversal of 3120161266 is 6621610213.

It can be written as a sum of positive squares in 2 ways, for example, as 2950771041 + 169390225 = 54321^2 + 13015^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114831 + ... + 139378.

Almost surely, 2^3120161266 is an apocalyptic number.

3120161266 is a deficient number, since it is larger than the sum of its proper divisors (2109955274).

3120161266 is a wasteful number, since it uses less digits than its factorization.

3120161266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254266 (or 254247 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 3120161266 is about 55858.4037186886. The cubic root of 3120161266 is about 1461.2538902880.

Adding to 3120161266 its reverse (6621610213), we get a palindrome (9741771479).

The spelling of 3120161266 in words is "three billion, one hundred twenty million, one hundred sixty-one thousand, two hundred sixty-six".