1306305076 has 12 divisors (see below), whose sum is σ = 2324780640. Its totient is φ = 642082040.

The previous prime is 1306305061. The next prime is 1306305083. The reversal of 1306305076 is 6705036031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767360 + ... + 2767831.

It is an arithmetic number, because the mean of its divisors is an integer number (193731720).

Almost surely, 2^1306305076 is an apocalyptic number.

It is an amenable number.

1306305076 is a deficient number, since it is larger than the sum of its proper divisors (1018475564).

1306305076 is a wasteful number, since it uses less digits than its factorization.

1306305076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535254 (or 5535252 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 1306305076 is about 36142.8426662873. The cubic root of 1306305076 is about 1093.1544779396.

The spelling of 1306305076 in words is "one billion, three hundred six million, three hundred five thousand, seventy-six".