1054405563 has 8 divisors (see below), whose sum is σ = 1414829328. Its totient is φ = 698459424.

The previous prime is 1054405543. The next prime is 1054405571. The reversal of 1054405563 is 3655044501.

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

It is not a de Polignac number, because 1054405563 - 2¹³ = 1054397371 is a prime.

It is a super-2 number, since 2×1054405563² = 2223542182570693938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054405543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118856 + ... + 1119797.

It is an arithmetic number, because the mean of its divisors is an integer number (176853666).

Almost surely, 2^1054405563 is an apocalyptic number.

1054405563 is a deficient number, since it is larger than the sum of its proper divisors (360423765).

1054405563 is a wasteful number, since it uses less digits than its factorization.

1054405563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238813.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1054405563 is about 32471.6116477147. The cubic root of 1054405563 is about 1017.8158965387.

The spelling of 1054405563 in words is "one billion, fifty-four million, four hundred five thousand, five hundred sixty-three".