1207329668 has 12 divisors (see below), whose sum is σ = 2116346652. Its totient is φ = 602659200.

The previous prime is 1207329649. The next prime is 1207329709. The reversal of 1207329668 is 8669237021.

It can be written as a sum of positive squares in 2 ways, for example, as 1063281664 + 144048004 = 32608^2 + 12002^2 .

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, 248705 + ... + 253512.

It is an arithmetic number, because the mean of its divisors is an integer number (176362221).

Almost surely, 2^1207329668 is an apocalyptic number.

It is an amenable number.

1207329668 is a deficient number, since it is larger than the sum of its proper divisors (909016984).

1207329668 is a wasteful number, since it uses less digits than its factorization.

1207329668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502822 (or 502820 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 1207329668 is about 34746.6497377805. The cubic root of 1207329668 is about 1064.8177718734.

The spelling of 1207329668 in words is "one billion, two hundred seven million, three hundred twenty-nine thousand, six hundred sixty-eight".