1054812798 has 96 divisors (see below), whose sum is σ = 2638149696. Its totient is φ = 301999104.

The previous prime is 1054812779. The next prime is 1054812881. The reversal of 1054812798 is 8972184501.

1054812798 is a `hidden beast` number, since 1 + 0 + 548 + 12 + 7 + 98 = 666.

It is a super-2 number, since 2×1054812798² = 2225260077649177608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196486 + ... + 201782.

It is an arithmetic number, because the mean of its divisors is an integer number (27480726).

Almost surely, 2^1054812798 is an apocalyptic number.

1054812798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1054812798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1319074848).

1054812798 is an abundant number, since it is smaller than the sum of its proper divisors (1583336898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1054812798 is a wasteful number, since it uses less digits than its factorization.

1054812798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5378 (or 5375 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The square root of 1054812798 is about 32477.8816735328. The cubic root of 1054812798 is about 1017.9469140905.

The spelling of 1054812798 in words is "one billion, fifty-four million, eight hundred twelve thousand, seven hundred ninety-eight".