1013545421429 has 2 divisors, whose sum is σ = 1013545421430. Its totient is φ = 1013545421428.

The previous prime is 1013545421347. The next prime is 1013545421437. The reversal of 1013545421429 is 9241245453101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 930883421329 + 82662000100 = 964823^2 + 287510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013545421429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013545421489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506772710714 + 506772710715.

It is an arithmetic number, because the mean of its divisors is an integer number (506772710715).

Almost surely, 2^{1013545421429} is an apocalyptic number.

It is an amenable number.

1013545421429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013545421429 is an equidigital number, since it uses as much as digits as its factorization.

1013545421429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 1013545421429 in words is "one trillion, thirteen billion, five hundred forty-five million, four hundred twenty-one thousand, four hundred twenty-nine".