11513342156425 has 6 divisors (see below), whose sum is σ = 14276544273998. Its totient is φ = 9210673725120.

The previous prime is 11513342156423. The next prime is 11513342156429. The reversal of 11513342156425 is 52465124331511.

11513342156425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1963734176889 + 9549607979536 = 1401333^2 + 3090244^2 .

It is not a de Polignac number, because 11513342156425 - 2¹ = 11513342156423 is a prime.

It is a super-2 number, since 2×11513342156425² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11513342156423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230266843104 + ... + 230266843153.

Almost surely, 2^{11513342156425} is an apocalyptic number.

It is an amenable number.

11513342156425 is a deficient number, since it is larger than the sum of its proper divisors (2763202117573).

11513342156425 is an equidigital number, since it uses as much as digits as its factorization.

11513342156425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460533686267 (or 460533686262 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

Adding to 11513342156425 its reverse (52465124331511), we get a palindrome (63978466487936).

The spelling of 11513342156425 in words is "eleven trillion, five hundred thirteen billion, three hundred forty-two million, one hundred fifty-six thousand, four hundred twenty-five".