1230001039 has 2 divisors, whose sum is σ = 1230001040. Its totient is φ = 1230001038.

The previous prime is 1230001033. The next prime is 1230001057. The reversal of 1230001039 is 9301000321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1230001039 - 2⁷ = 1230000911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230001033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615000519 + 615000520.

It is an arithmetic number, because the mean of its divisors is an integer number (615000520).

Almost surely, 2^1230001039 is an apocalyptic number.

1230001039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230001039 is an equidigital number, since it uses as much as digits as its factorization.

1230001039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1230001039 is about 35071.3706461552. The cubic root of 1230001039 is about 1071.4415713784.

The spelling of 1230001039 in words is "one billion, two hundred thirty million, one thousand, thirty-nine".