1023427830539 has 2 divisors, whose sum is σ = 1023427830540. Its totient is φ = 1023427830538.

The previous prime is 1023427830527. The next prime is 1023427830571. The reversal of 1023427830539 is 9350387243201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1023427830539 - 2⁸ = 1023427830283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023427830493 and 1023427830502.

It is not a weakly prime, because it can be changed into another prime (1023427835539) 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, 511713915269 + 511713915270.

It is an arithmetic number, because the mean of its divisors is an integer number (511713915270).

Almost surely, 2^{1023427830539} is an apocalyptic number.

1023427830539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023427830539 is an equidigital number, since it uses as much as digits as its factorization.

1023427830539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 1023427830539 in words is "one trillion, twenty-three billion, four hundred twenty-seven million, eight hundred thirty thousand, five hundred thirty-nine".