312066983 has 2 divisors, whose sum is σ = 312066984. Its totient is φ = 312066982.

The previous prime is 312066973. The next prime is 312067009. The reversal of 312066983 is 389660213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312066983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312066973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156033491 + 156033492.

It is an arithmetic number, because the mean of its divisors is an integer number (156033492).

Almost surely, 2^312066983 is an apocalyptic number.

312066983 is a deficient number, since it is larger than the sum of its proper divisors (1).

312066983 is an equidigital number, since it uses as much as digits as its factorization.

312066983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 312066983 is about 17665.4177137140. The cubic root of 312066983 is about 678.2908222059.

The spelling of 312066983 in words is "three hundred twelve million, sixty-six thousand, nine hundred eighty-three".