11421054113413 has 4 divisors (see below), whose sum is σ = 13052633272480. Its totient is φ = 9789474954348.

The previous prime is 11421054113411. The next prime is 11421054113429. The reversal of 11421054113413 is 31431145012411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11421054113413 - 2¹ = 11421054113411 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 (11421054113411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815789579523 + ... + 815789579536.

It is an arithmetic number, because the mean of its divisors is an integer number (3263158318120).

Almost surely, 2^{11421054113413} is an apocalyptic number.

It is an amenable number.

11421054113413 is a deficient number, since it is larger than the sum of its proper divisors (1631579159067).

11421054113413 is an equidigital number, since it uses as much as digits as its factorization.

11421054113413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631579159066.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 11421054113413 its reverse (31431145012411), we get a palindrome (42852199125824).

The spelling of 11421054113413 in words is "eleven trillion, four hundred twenty-one billion, fifty-four million, one hundred thirteen thousand, four hundred thirteen".