1313143545245 has 16 divisors (see below), whose sum is σ = 1862981976960. Its totient is φ = 869391587904.

The previous prime is 1313143545151. The next prime is 1313143545253. The reversal of 1313143545245 is 5425453413131.

It is not a de Polignac number, because 1313143545245 - 2²⁶ = 1313076436381 is a prime.

It is a super-2 number, since 2×1313143545245² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646867727 + ... + 646869756.

It is an arithmetic number, because the mean of its divisors is an integer number (116436373560).

Almost surely, 2^{1313143545245} is an apocalyptic number.

It is an amenable number.

1313143545245 is a deficient number, since it is larger than the sum of its proper divisors (549838431715).

1313143545245 is a wasteful number, since it uses less digits than its factorization.

1313143545245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293737524.

The product of its digits is 432000, while the sum is 41.

Adding to 1313143545245 its reverse (5425453413131), we get a palindrome (6738596958376).

The spelling of 1313143545245 in words is "one trillion, three hundred thirteen billion, one hundred forty-three million, five hundred forty-five thousand, two hundred forty-five".