1313100038 has 16 divisors (see below), whose sum is σ = 2058539616. Its totient is φ = 627010560.

The previous prime is 1313100031. The next prime is 1313100059. The reversal of 1313100038 is 8300013131.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1313099992 and 1313100019.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313100031) 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 7 ways as a sum of consecutive naturals, for example, 7220 + ... + 51752.

It is an arithmetic number, because the mean of its divisors is an integer number (128658726).

Almost surely, 2^1313100038 is an apocalyptic number.

1313100038 is a deficient number, since it is larger than the sum of its proper divisors (745439578).

1313100038 is a wasteful number, since it uses less digits than its factorization.

1313100038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45199.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1313100038 is about 36236.7222303563. The cubic root of 1313100038 is about 1095.0466089430.

Adding to 1313100038 its reverse (8300013131), we get a palindrome (9613113169).

The spelling of 1313100038 in words is "one billion, three hundred thirteen million, one hundred thousand, thirty-eight".