1310331133 has 2 divisors, whose sum is σ = 1310331134. Its totient is φ = 1310331132.

The previous prime is 1310331103. The next prime is 1310331161. The reversal of 1310331133 is 3311330131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 993384324 + 316946809 = 31518^2 + 17803^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310331133 - 2⁵ = 1310331101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1310331133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310331103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655165566 + 655165567.

It is an arithmetic number, because the mean of its divisors is an integer number (655165567).

Almost surely, 2^1310331133 is an apocalyptic number.

It is an amenable number.

1310331133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310331133 is an equidigital number, since it uses as much as digits as its factorization.

1310331133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 1310331133 is about 36198.4962809231. The cubic root of 1310331133 is about 1094.2763671056.

Adding to 1310331133 its reverse (3311330131), we get a palindrome (4621661264).

The spelling of 1310331133 in words is "one billion, three hundred ten million, three hundred thirty-one thousand, one hundred thirty-three".