1053494121 has 8 divisors (see below), whose sum is σ = 1478588320. Its totient is φ = 665364672.

The previous prime is 1053494089. The next prime is 1053494137. The reversal of 1053494121 is 1214943501.

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

It is not a de Polignac number, because 1053494121 - 2⁵ = 1053494089 is a prime.

It is a super-2 number, since 2×1053494121² = 2219699725963125282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053494191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9241120 + ... + 9241233.

It is an arithmetic number, because the mean of its divisors is an integer number (184823540).

Almost surely, 2^1053494121 is an apocalyptic number.

It is an amenable number.

1053494121 is a deficient number, since it is larger than the sum of its proper divisors (425094199).

1053494121 is a wasteful number, since it uses less digits than its factorization.

1053494121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18482375.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1053494121 is about 32457.5741699838. The cubic root of 1053494121 is about 1017.5225408582.

The spelling of 1053494121 in words is "one billion, fifty-three million, four hundred ninety-four thousand, one hundred twenty-one".