1020452044413 has 8 divisors (see below), whose sum is σ = 1361219228928. Its totient is φ = 679993111424.

The previous prime is 1020452044397. The next prime is 1020452044421. The reversal of 1020452044413 is 3144402540201.

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

It is a cyclic number.

It is not a de Polignac number, because 1020452044413 - 2⁴ = 1020452044397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020452045413) 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, 77055156 + ... + 77068397.

It is an arithmetic number, because the mean of its divisors is an integer number (170152403616).

Almost surely, 2^{1020452044413} is an apocalyptic number.

It is an amenable number.

1020452044413 is a deficient number, since it is larger than the sum of its proper divisors (340767184515).

1020452044413 is a wasteful number, since it uses less digits than its factorization.

1020452044413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154125763.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1020452044413 its reverse (3144402540201), we get a palindrome (4164854584614).

The spelling of 1020452044413 in words is "one trillion, twenty billion, four hundred fifty-two million, forty-four thousand, four hundred thirteen".