1206123316 has 6 divisors (see below), whose sum is σ = 2110715810. Its totient is φ = 603061656.

The previous prime is 1206123271. The next prime is 1206123329. The reversal of 1206123316 is 6133216021.

It can be written as a sum of positive squares in only one way, i.e., 1116896400 + 89226916 = 33420^2 + 9446^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150765411 + ... + 150765418.

Almost surely, 2^1206123316 is an apocalyptic number.

It is an amenable number.

1206123316 is a deficient number, since it is larger than the sum of its proper divisors (904592494).

1206123316 is a wasteful number, since it uses less digits than its factorization.

1206123316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301530833 (or 301530831 counting only the distinct ones).

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

The square root of 1206123316 is about 34729.2861429659. The cubic root of 1206123316 is about 1064.4630018507.

Adding to 1206123316 its reverse (6133216021), we get a palindrome (7339339337).

The spelling of 1206123316 in words is "one billion, two hundred six million, one hundred twenty-three thousand, three hundred sixteen".