1324121256 has 40 divisors (see below), whose sum is σ = 3708767370. Its totient is φ = 441373536.

The previous prime is 1324121243. The next prime is 1324121269. The reversal of 1324121256 is 6521214231.

It is an interprime number because it is at equal distance from previous prime (1324121243) and next prime (1324121269).

It can be written as a sum of positive squares in only one way, i.e., 1315512900 + 8608356 = 36270^2 + 2934^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1021051 + ... + 1022346.

Almost surely, 2^1324121256 is an apocalyptic number.

It is an amenable number.

1324121256 is an abundant number, since it is smaller than the sum of its proper divisors (2384646114).

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

1324121256 is a wasteful number, since it uses less digits than its factorization.

1324121256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043415 (or 2043402 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1324121256 is about 36388.4769673038. The cubic root of 1324121256 is about 1098.1017553283.

Adding to 1324121256 its reverse (6521214231), we get a palindrome (7845335487).

The spelling of 1324121256 in words is "one billion, three hundred twenty-four million, one hundred twenty-one thousand, two hundred fifty-six".