1310144039 has 2 divisors, whose sum is σ = 1310144040. Its totient is φ = 1310144038.

The previous prime is 1310143987. The next prime is 1310144071. The reversal of 1310144039 is 9304410131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310144039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310143999 and 1310144017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310144839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655072019 + 655072020.

It is an arithmetic number, because the mean of its divisors is an integer number (655072020).

Almost surely, 2^1310144039 is an apocalyptic number.

1310144039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310144039 is an equidigital number, since it uses as much as digits as its factorization.

1310144039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1310144039 is about 36195.9119100486. The cubic root of 1310144039 is about 1094.2242829969.

The spelling of 1310144039 in words is "one billion, three hundred ten million, one hundred forty-four thousand, thirty-nine".