13130311134434 has 32 divisors (see below), whose sum is σ = 22676219879040. Its totient is φ = 5648289161472.

The previous prime is 13130311134431. The next prime is 13130311134449. The reversal of 13130311134434 is 43443111303131.

It is a self number, because there is not a number n which added to its sum of digits gives 13130311134434.

It is not an unprimeable number, because it can be changed into a prime (13130311134431) 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, 144161204 + ... + 144252255.

It is an arithmetic number, because the mean of its divisors is an integer number (708631871220).

Almost surely, 2^{13130311134434} is an apocalyptic number.

13130311134434 is a deficient number, since it is larger than the sum of its proper divisors (9545908744606).

13130311134434 is a wasteful number, since it uses less digits than its factorization.

13130311134434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288413594.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 13130311134434 its reverse (43443111303131), we get a palindrome (56573422437565).

The spelling of 13130311134434 in words is "thirteen trillion, one hundred thirty billion, three hundred eleven million, one hundred thirty-four thousand, four hundred thirty-four".