1054534321 has 4 divisors (see below), whose sum is σ = 1061518144. Its totient is φ = 1047550500.

The previous prime is 1054534297. The next prime is 1054534357. The reversal of 1054534321 is 1234354501.

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 1054534321 - 2⁵ = 1054534289 is a prime.

It is a super-2 number, since 2×1054534321² = 2224085268333862082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1054534321.

It is not an unprimeable number, because it can be changed into a prime (1054534121) 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 3 ways as a sum of consecutive naturals, for example, 3491685 + ... + 3491986.

It is an arithmetic number, because the mean of its divisors is an integer number (265379536).

Almost surely, 2^1054534321 is an apocalyptic number.

It is an amenable number.

1054534321 is a deficient number, since it is larger than the sum of its proper divisors (6983823).

1054534321 is an equidigital number, since it uses as much as digits as its factorization.

1054534321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6983822.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1054534321 is about 32473.5942112973. The cubic root of 1054534321 is about 1017.8573248119.

Adding to 1054534321 its reverse (1234354501), we get a palindrome (2288888822).

The spelling of 1054534321 in words is "one billion, fifty-four million, five hundred thirty-four thousand, three hundred twenty-one".