313145205430145 has 16 divisors (see below), whose sum is σ = 409942556065728. Its totient is φ = 227738070690240.

The previous prime is 313145205430121. The next prime is 313145205430147. The reversal of 313145205430145 is 541034502541313.

It is not a de Polignac number, because 313145205430145 - 2²⁴ = 313145188652929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313145205430147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45465719 + ... + 51898188.

It is an arithmetic number, because the mean of its divisors is an integer number (25621409754108).

Almost surely, 2^{313145205430145} is an apocalyptic number.

It is an amenable number.

313145205430145 is a deficient number, since it is larger than the sum of its proper divisors (96797350635583).

313145205430145 is a wasteful number, since it uses less digits than its factorization.

313145205430145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97422400.

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

Adding to 313145205430145 its reverse (541034502541313), we get a palindrome (854179707971458).

The spelling of 313145205430145 in words is "three hundred thirteen trillion, one hundred forty-five billion, two hundred five million, four hundred thirty thousand, one hundred forty-five".