1213433102639 has 2 divisors, whose sum is σ = 1213433102640. Its totient is φ = 1213433102638.

The previous prime is 1213433102599. The next prime is 1213433102659. The reversal of 1213433102639 is 9362013343121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1213433102639 - 2⁸ = 1213433102383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213433102659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606716551319 + 606716551320.

It is an arithmetic number, because the mean of its divisors is an integer number (606716551320).

Almost surely, 2^{1213433102639} is an apocalyptic number.

1213433102639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213433102639 is an equidigital number, since it uses as much as digits as its factorization.

1213433102639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 1213433102639 in words is "one trillion, two hundred thirteen billion, four hundred thirty-three million, one hundred two thousand, six hundred thirty-nine".