4145512021313 has 32 divisors (see below), whose sum is σ = 4708448519040. Its totient is φ = 3618225676800.

The previous prime is 4145512021307. The next prime is 4145512021363. The reversal of 4145512021313 is 3131202155414.

It is a cyclic number.

It is not a de Polignac number, because 4145512021313 - 2¹⁰ = 4145512020289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4145512021313.

It is not an unprimeable number, because it can be changed into a prime (4145512021363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284770631 + ... + 284785187.

It is an arithmetic number, because the mean of its divisors is an integer number (147139016220).

Almost surely, 2^{4145512021313} is an apocalyptic number.

It is an amenable number.

4145512021313 is a deficient number, since it is larger than the sum of its proper divisors (562936497727).

4145512021313 is a wasteful number, since it uses less digits than its factorization.

4145512021313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16737.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 4145512021313 its reverse (3131202155414), we get a palindrome (7276714176727).

The spelling of 4145512021313 in words is "four trillion, one hundred forty-five billion, five hundred twelve million, twenty-one thousand, three hundred thirteen".