1402043424109 has 2 divisors, whose sum is σ = 1402043424110. Its totient is φ = 1402043424108.

The previous prime is 1402043424091. The next prime is 1402043424113. The reversal of 1402043424109 is 9014243402041.

Together with previous prime (1402043424091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 732924332100 + 669119092009 = 856110^2 + 817997^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402043424109 - 2⁹ = 1402043423597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402043424809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701021712054 + 701021712055.

It is an arithmetic number, because the mean of its divisors is an integer number (701021712055).

Almost surely, 2^{1402043424109} is an apocalyptic number.

It is an amenable number.

1402043424109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402043424109 is an equidigital number, since it uses as much as digits as its factorization.

1402043424109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 1402043424109 in words is "one trillion, four hundred two billion, forty-three million, four hundred twenty-four thousand, one hundred nine".