1313151143789 has 2 divisors, whose sum is σ = 1313151143790. Its totient is φ = 1313151143788.

The previous prime is 1313151143779. The next prime is 1313151143807. The reversal of 1313151143789 is 9873411513131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954509460100 + 358641683689 = 976990^2 + 598867^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313151143789 - 2¹² = 1313151139693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313151143779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656575571894 + 656575571895.

It is an arithmetic number, because the mean of its divisors is an integer number (656575571895).

Almost surely, 2^{1313151143789} is an apocalyptic number.

It is an amenable number.

1313151143789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313151143789 is an equidigital number, since it uses as much as digits as its factorization.

1313151143789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 47.

The spelling of 1313151143789 in words is "one trillion, three hundred thirteen billion, one hundred fifty-one million, one hundred forty-three thousand, seven hundred eighty-nine".