1013425045521 has 8 divisors (see below), whose sum is σ = 1544266736064. Its totient is φ = 579100026000.

The previous prime is 1013425045489. The next prime is 1013425045537. The reversal of 1013425045521 is 1255405243101.

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

It is not a de Polignac number, because 1013425045521 - 2⁵ = 1013425045489 is a prime.

It is a super-2 number, since 2×1013425045521² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013425045121) 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 7 ways as a sum of consecutive naturals, for example, 24129167730 + ... + 24129167771.

It is an arithmetic number, because the mean of its divisors is an integer number (193033342008).

Almost surely, 2^{1013425045521} is an apocalyptic number.

It is an amenable number.

1013425045521 is a deficient number, since it is larger than the sum of its proper divisors (530841690543).

1013425045521 is an equidigital number, since it uses as much as digits as its factorization.

1013425045521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48258335511.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 1013425045521 in words is "one trillion, thirteen billion, four hundred twenty-five million, forty-five thousand, five hundred twenty-one".