1351012256 has 24 divisors (see below), whose sum is σ = 2901606624. Its totient is φ = 614096320.

The previous prime is 1351012231. The next prime is 1351012277. The reversal of 1351012256 is 6522101531.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1918700 + ... + 1919403.

It is an arithmetic number, because the mean of its divisors is an integer number (120900276).

Almost surely, 2^1351012256 is an apocalyptic number.

1351012256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1351012256 is an abundant number, since it is smaller than the sum of its proper divisors (1550594368).

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

1351012256 is a wasteful number, since it uses less digits than its factorization.

1351012256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838124 (or 3838116 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1351012256 is about 36756.1186198978. The cubic root of 1351012256 is about 1105.4856163555.

Adding to 1351012256 its reverse (6522101531), we get a palindrome (7873113787).

The spelling of 1351012256 in words is "one billion, three hundred fifty-one million, twelve thousand, two hundred fifty-six".