1054424520421 has 4 divisors (see below), whose sum is σ = 1054432332000. Its totient is φ = 1054416708844.

The previous prime is 1054424520343. The next prime is 1054424520427. The reversal of 1054424520421 is 1240254244501.

1054424520421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1054424520421 - 2¹⁵ = 1054424487653 is a prime.

It is a super-2 number, since 2×1054424520421² (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 (1054424520427) 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, 3699691 + ... + 3974488.

It is an arithmetic number, because the mean of its divisors is an integer number (263608083000).

Almost surely, 2^{1054424520421} is an apocalyptic number.

It is an amenable number.

1054424520421 is a deficient number, since it is larger than the sum of its proper divisors (7811579).

1054424520421 is an equidigital number, since it uses as much as digits as its factorization.

1054424520421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811578.

The product of its (nonzero) digits is 51200, while the sum is 34.

Adding to 1054424520421 its reverse (1240254244501), we get a palindrome (2294678764922).

The spelling of 1054424520421 in words is "one trillion, fifty-four billion, four hundred twenty-four million, five hundred twenty thousand, four hundred twenty-one".