1005135050423 has 8 divisors (see below), whose sum is σ = 1148766731040. Its totient is φ = 861513609600.

The previous prime is 1005135050411. The next prime is 1005135050443. The reversal of 1005135050423 is 3240505315001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1005135050423 - 2²⁴ = 1005118273207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005135050443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2348438 + ... + 2743251.

It is an arithmetic number, because the mean of its divisors is an integer number (143595841380).

Almost surely, 2^{1005135050423} is an apocalyptic number.

1005135050423 is a deficient number, since it is larger than the sum of its proper divisors (143631680617).

1005135050423 is an equidigital number, since it uses as much as digits as its factorization.

1005135050423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5119897.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 1005135050423 in words is "one trillion, five billion, one hundred thirty-five million, fifty thousand, four hundred twenty-three".