1051351056 has 120 divisors (see below), whose sum is σ = 3510534240. Its totient is φ = 300379968.

The previous prime is 1051351051. The next prime is 1051351057. The reversal of 1051351056 is 6501531501.

It is a super-2 number, since 2×1051351056² = 2210678085904630272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1051351051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3666 + ... + 46001.

It is an arithmetic number, because the mean of its divisors is an integer number (29254452).

Almost surely, 2^1051351056 is an apocalyptic number.

1051351056 is a gapful number since it is divisible by the number (16) 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 1051351056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1755267120).

1051351056 is an abundant number, since it is smaller than the sum of its proper divisors (2459183184).

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

1051351056 is a wasteful number, since it uses less digits than its factorization.

1051351056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49698 (or 49679 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 1051351056 is about 32424.5440368866. The cubic root of 1051351056 is about 1016.8321091446.

Adding to 1051351056 its reverse (6501531501), we get a palindrome (7552882557).

The spelling of 1051351056 in words is "one billion, fifty-one million, three hundred fifty-one thousand, fifty-six".