1031424256 has 18 divisors (see below), whose sum is σ = 2058820022. Its totient is φ = 515712000.

The previous prime is 1031424223. The next prime is 1031424307. The reversal of 1031424256 is 6524241301.

It can be written as a sum of positive squares in only one way, i.e., 972441856 + 58982400 = 31184^2 + 7680^2 .

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 as a sum of consecutive naturals, namely, 2014245 + ... + 2014756.

Almost surely, 2^1031424256 is an apocalyptic number.

1031424256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1031424256 is a deficient number, since it is larger than the sum of its proper divisors (1027395766).

1031424256 is an frugal number, since it uses more digits than its factorization.

1031424256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4029017 (or 4029003 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1031424256 is about 32115.7944942983. The cubic root of 1031424256 is about 1010.3669078351.

Adding to 1031424256 its reverse (6524241301), we get a palindrome (7555665557).

The spelling of 1031424256 in words is "one billion, thirty-one million, four hundred twenty-four thousand, two hundred fifty-six".