1310240143501 has 2 divisors, whose sum is σ = 1310240143502. Its totient is φ = 1310240143500.

The previous prime is 1310240143451. The next prime is 1310240143519. The reversal of 1310240143501 is 1053410420131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1003823648100 + 306416495401 = 1001910^2 + 553549^2 .

It is an emirp because it is prime and its reverse (1053410420131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310240143501 - 2¹¹ = 1310240141453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310240143571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655120071750 + 655120071751.

It is an arithmetic number, because the mean of its divisors is an integer number (655120071751).

Almost surely, 2^{1310240143501} is an apocalyptic number.

It is an amenable number.

1310240143501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310240143501 is an equidigital number, since it uses as much as digits as its factorization.

1310240143501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1310240143501 its reverse (1053410420131), we get a palindrome (2363650563632).

The spelling of 1310240143501 in words is "one trillion, three hundred ten billion, two hundred forty million, one hundred forty-three thousand, five hundred one".