1053945445 has 16 divisors (see below), whose sum is σ = 1508256000. Its totient is φ = 691282944.

The previous prime is 1053945397. The next prime is 1053945461. The reversal of 1053945445 is 5445493501.

It is a cyclic number.

It is not a de Polignac number, because 1053945445 - 2⁷ = 1053945317 is a prime.

It is a super-2 number, since 2×1053945445² = 2221602002072496050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1053945398 and 1053945407.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 653820 + ... + 655429.

It is an arithmetic number, because the mean of its divisors is an integer number (94266000).

Almost surely, 2^1053945445 is an apocalyptic number.

It is an amenable number.

1053945445 is a deficient number, since it is larger than the sum of its proper divisors (454310555).

1053945445 is a wasteful number, since it uses less digits than its factorization.

1053945445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309284.

The product of its (nonzero) digits is 216000, while the sum is 40.

The square root of 1053945445 is about 32464.5259475631. The cubic root of 1053945445 is about 1017.6678246240.

The spelling of 1053945445 in words is "one billion, fifty-three million, nine hundred forty-five thousand, four hundred forty-five".