1204431333313 has 8 divisors (see below), whose sum is σ = 1297088426088. Its totient is φ = 1111775458944.

The previous prime is 1204431333311. The next prime is 1204431333331. The reversal of 1204431333313 is 3133331344021.

It can be written as a sum of positive squares in 4 ways, for example, as 1706763969 + 1202724569344 = 41313^2 + 1096688^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1204431333313 - 2¹ = 1204431333311 is a prime.

It is a super-2 number, since 2×1204431333313² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1204431333311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3653781 + ... + 3969757.

It is an arithmetic number, because the mean of its divisors is an integer number (162136053261).

Almost surely, 2^{1204431333313} is an apocalyptic number.

1204431333313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1204431333313 is a deficient number, since it is larger than the sum of its proper divisors (92657092775).

1204431333313 is a wasteful number, since it uses less digits than its factorization.

1204431333313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609203.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 1204431333313 its reverse (3133331344021), we get a palindrome (4337762677334).

The spelling of 1204431333313 in words is "one trillion, two hundred four billion, four hundred thirty-one million, three hundred thirty-three thousand, three hundred thirteen".