1054641113021 has 4 divisors (see below), whose sum is σ = 1064880347232. Its totient is φ = 1044401878812.

The previous prime is 1054641113011. The next prime is 1054641113041. The reversal of 1054641113021 is 1203111464501.

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 1054641113021 - 2²² = 1054636918717 is a prime.

It is a super-2 number, since 2×1054641113021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054641113011) 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, 5119616951 + ... + 5119617156.

It is an arithmetic number, because the mean of its divisors is an integer number (266220086808).

Almost surely, 2^{1054641113021} is an apocalyptic number.

It is an amenable number.

1054641113021 is a deficient number, since it is larger than the sum of its proper divisors (10239234211).

1054641113021 is a wasteful number, since it uses less digits than its factorization.

1054641113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10239234210.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 1054641113021 its reverse (1203111464501), we get a palindrome (2257752577522).

The spelling of 1054641113021 in words is "one trillion, fifty-four billion, six hundred forty-one million, one hundred thirteen thousand, twenty-one".