1054051305 has 16 divisors (see below), whose sum is σ = 1740885504. Its totient is φ = 544026240.

The previous prime is 1054051249. The next prime is 1054051309. The reversal of 1054051305 is 5031504501.

It is not a de Polignac number, because 1054051305 - 2⁶ = 1054051241 is a prime.

It is a super-2 number, since 2×1054051305² = 2222048307144406050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054051309) 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 15 ways as a sum of consecutive naturals, for example, 1132924 + ... + 1133853.

It is an arithmetic number, because the mean of its divisors is an integer number (108805344).

Almost surely, 2^1054051305 is an apocalyptic number.

1054051305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1054051305 is a deficient number, since it is larger than the sum of its proper divisors (686834199).

1054051305 is a wasteful number, since it uses less digits than its factorization.

1054051305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266816.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1054051305 is about 32466.1563016012. The cubic root of 1054051305 is about 1017.7018955555.

Adding to 1054051305 its reverse (5031504501), we get a palindrome (6085555806).

The spelling of 1054051305 in words is "one billion, fifty-four million, fifty-one thousand, three hundred five".