1980759307 has 2 divisors, whose sum is σ = 1980759308. Its totient is φ = 1980759306.

The previous prime is 1980759293. The next prime is 1980759317. The reversal of 1980759307 is 7039570891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1980759307 is a prime.

It is not a weakly prime, because it can be changed into another prime (1980759317) by changing a digit.

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, 990379653 + 990379654.

It is an arithmetic number, because the mean of its divisors is an integer number (990379654).

Almost surely, 2^1980759307 is an apocalyptic number.

1980759307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1980759307 is an equidigital number, since it uses as much as digits as its factorization.

1980759307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 49.

The square root of 1980759307 is about 44505.7221826587. The cubic root of 1980759307 is about 1255.8677315090.

The spelling of 1980759307 in words is "one billion, nine hundred eighty million, seven hundred fifty-nine thousand, three hundred seven".