10140420401429 has 2 divisors, whose sum is σ = 10140420401430. Its totient is φ = 10140420401428.

The previous prime is 10140420401369. The next prime is 10140420401459. The reversal of 10140420401429 is 92410402404101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9073740430225 + 1066679971204 = 3012265^2 + 1032802^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140420401429 - 2⁸ = 10140420401173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10140420401395 and 10140420401404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10140420401459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070210200714 + 5070210200715.

It is an arithmetic number, because the mean of its divisors is an integer number (5070210200715).

Almost surely, 2^{10140420401429} is an apocalyptic number.

It is an amenable number.

10140420401429 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140420401429 is an equidigital number, since it uses as much as digits as its factorization.

10140420401429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 10140420401429 in words is "ten trillion, one hundred forty billion, four hundred twenty million, four hundred one thousand, four hundred twenty-nine".