1213434305514 has 24 divisors (see below), whose sum is σ = 2649177191232. Its totient is φ = 401390481960.

The previous prime is 1213434305513. The next prime is 1213434305561. The reversal of 1213434305514 is 4155034343121.

1213434305514 is a `hidden beast` number, since 1 + 2 + 1 + 343 + 4 + 305 + 5 + 1 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (1213434305513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257299234 + ... + 257303949.

It is an arithmetic number, because the mean of its divisors is an integer number (110382382968).

Almost surely, 2^{1213434305514} is an apocalyptic number.

1213434305514 is an abundant number, since it is smaller than the sum of its proper divisors (1435742885718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1213434305514 is a wasteful number, since it uses less digits than its factorization.

1213434305514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514603322 (or 514603319 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1213434305514 its reverse (4155034343121), we get a palindrome (5368468648635).

The spelling of 1213434305514 in words is "one trillion, two hundred thirteen billion, four hundred thirty-four million, three hundred five thousand, five hundred fourteen".