1049120256 has 40 divisors (see below), whose sum is σ = 2794926024. Its totient is φ = 349706240.

The previous prime is 1049120251. The next prime is 1049120257. The reversal of 1049120256 is 6520219401.

It is a super-2 number, since 2×1049120256² = 2201306623099011072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049120251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339975 + ... + 343046.

Almost surely, 2^1049120256 is an apocalyptic number.

1049120256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1049120256 is an abundant number, since it is smaller than the sum of its proper divisors (1745805768).

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

1049120256 is an frugal number, since it uses more digits than its factorization.

1049120256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683042 (or 683026 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1049120256 is about 32390.1259028118. The cubic root of 1049120256 is about 1016.1124144531.

Adding to 1049120256 its reverse (6520219401), we get a palindrome (7569339657).

The spelling of 1049120256 in words is "one billion, forty-nine million, one hundred twenty thousand, two hundred fifty-six".