1306052068 has 6 divisors (see below), whose sum is σ = 2285591126. Its totient is φ = 653026032.

The previous prime is 1306052063. The next prime is 1306052093. The reversal of 1306052068 is 8602506031.

It can be written as a sum of positive squares in only one way, i.e., 666569124 + 639482944 = 25818^2 + 25288^2 .

It is not an unprimeable number, because it can be changed into a prime (1306052063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163256505 + ... + 163256512.

Almost surely, 2^1306052068 is an apocalyptic number.

It is an amenable number.

1306052068 is a deficient number, since it is larger than the sum of its proper divisors (979539058).

1306052068 is a wasteful number, since it uses less digits than its factorization.

1306052068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326513021 (or 326513019 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1306052068 is about 36139.3423847197. The cubic root of 1306052068 is about 1093.0838985394.

Adding to 1306052068 its reverse (8602506031), we get a palindrome (9908558099).

The spelling of 1306052068 in words is "one billion, three hundred six million, fifty-two thousand, sixty-eight".