1300272079 has 2 divisors, whose sum is σ = 1300272080. Its totient is φ = 1300272078.

The previous prime is 1300271989. The next prime is 1300272223. The reversal of 1300272079 is 9702720031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1300272079 - 2²³ = 1291883471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1300272079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300275079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650136039 + 650136040.

It is an arithmetic number, because the mean of its divisors is an integer number (650136040).

Almost surely, 2^1300272079 is an apocalyptic number.

1300272079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300272079 is an equidigital number, since it uses as much as digits as its factorization.

1300272079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1300272079 is about 36059.2856141105. The cubic root of 1300272079 is about 1091.4690175151.

The spelling of 1300272079 in words is "one billion, three hundred million, two hundred seventy-two thousand, seventy-nine".