1303030139 has 2 divisors, whose sum is σ = 1303030140. Its totient is φ = 1303030138.

The previous prime is 1303030129. The next prime is 1303030171. The reversal of 1303030139 is 9310303031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303030139 - 2⁴ = 1303030123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303030129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651515069 + 651515070.

It is an arithmetic number, because the mean of its divisors is an integer number (651515070).

Almost surely, 2^1303030139 is an apocalyptic number.

1303030139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303030139 is an equidigital number, since it uses as much as digits as its factorization.

1303030139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 23.

The square root of 1303030139 is about 36097.5087644563. The cubic root of 1303030139 is about 1092.2401922926.

The spelling of 1303030139 in words is "one billion, three hundred three million, thirty thousand, one hundred thirty-nine".