13312002052 has 12 divisors (see below), whose sum is σ = 23297046556. Its totient is φ = 6655703040.

The previous prime is 13312002047. The next prime is 13312002059. The reversal of 13312002052 is 25020021331.

It can be written as a sum of positive squares in 2 ways, for example, as 11245754116 + 2066247936 = 106046^2 + 45456^2 .

It is not an unprimeable number, because it can be changed into a prime (13312002059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48628 + ... + 170260.

Almost surely, 2^13312002052 is an apocalyptic number.

It is an amenable number.

13312002052 is a deficient number, since it is larger than the sum of its proper divisors (9985044504).

13312002052 is a wasteful number, since it uses less digits than its factorization.

13312002052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148998 (or 148996 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 13312002052 its reverse (25020021331), we get a palindrome (38332023383).

The spelling of 13312002052 in words is "thirteen billion, three hundred twelve million, two thousand, fifty-two".