1051093440 has 336 divisors, whose sum is σ = 3812779776. Its totient is φ = 265420800.

The previous prime is 1051093427. The next prime is 1051093441. The reversal of 1051093440 is 443901501.

1051093440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1051093440² = 2209594839222067200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051093441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5445984 + ... + 5446176.

Almost surely, 2^1051093440 is an apocalyptic number.

1051093440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051093440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1906389888).

1051093440 is an abundant number, since it is smaller than the sum of its proper divisors (2761686336).

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

1051093440 is a wasteful number, since it uses less digits than its factorization.

1051093440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1051093440 is about 32420.5712472806. The cubic root of 1051093440 is about 1016.7490497904.

Adding to 1051093440 its reverse (443901501), we get a palindrome (1494994941).

The spelling of 1051093440 in words is "one billion, fifty-one million, ninety-three thousand, four hundred forty".