1048131665429 has 2 divisors, whose sum is σ = 1048131665430. Its totient is φ = 1048131665428.

The previous prime is 1048131665411. The next prime is 1048131665437. The reversal of 1048131665429 is 9245661318401.

1048131665429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 633655800625 + 414475864804 = 796025^2 + 643798^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048131665429 - 2³² = 1043836698133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1048131665629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524065832714 + 524065832715.

It is an arithmetic number, because the mean of its divisors is an integer number (524065832715).

Almost surely, 2^{1048131665429} is an apocalyptic number.

It is an amenable number.

1048131665429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048131665429 is an equidigital number, since it uses as much as digits as its factorization.

1048131665429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 1048131665429 in words is "one trillion, forty-eight billion, one hundred thirty-one million, six hundred sixty-five thousand, four hundred twenty-nine".