1054041204520 has 16 divisors (see below), whose sum is σ = 2371592710260. Its totient is φ = 421616481792.

The previous prime is 1054041204389. The next prime is 1054041204523. The reversal of 1054041204520 is 254021404501.

It can be written as a sum of positive squares in 2 ways, for example, as 1034529025924 + 19512178596 = 1017118^2 + 139686^2 .

It is a super-2 number, since 2×1054041204520² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054041204523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13175515017 + ... + 13175515096.

Almost surely, 2^{1054041204520} is an apocalyptic number.

1054041204520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054041204520 is an abundant number, since it is smaller than the sum of its proper divisors (1317551505740).

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

1054041204520 is a wasteful number, since it uses less digits than its factorization.

1054041204520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26351030124 (or 26351030120 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The spelling of 1054041204520 in words is "one trillion, fifty-four billion, forty-one million, two hundred four thousand, five hundred twenty".