1020504400134 has 8 divisors (see below), whose sum is σ = 2041008800280. Its totient is φ = 340168133376.

The previous prime is 1020504400093. The next prime is 1020504400147. The reversal of 1020504400134 is 4310044050201.

1020504400134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

1020504400134 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85042033339 + ... + 85042033350.

It is an arithmetic number, because the mean of its divisors is an integer number (255126100035).

Almost surely, 2^{1020504400134} is an apocalyptic number.

1020504400134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020504400134 is a wasteful number, since it uses less digits than its factorization.

1020504400134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170084066694.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 1020504400134 its reverse (4310044050201), we get a palindrome (5330548450335).

The spelling of 1020504400134 in words is "one trillion, twenty billion, five hundred four million, four hundred thousand, one hundred thirty-four".