14121615213 has 6 divisors (see below), whose sum is σ = 20397888654. Its totient is φ = 9414410136.

The previous prime is 14121615203. The next prime is 14121615223. The reversal of 14121615213 is 31251612141.

14121615213 is a `hidden beast` number, since 1 + 4 + 1 + 21 + 615 + 21 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (14121615203) and next prime (14121615223).

It can be written as a sum of positive squares in only one way, i.e., 9573056964 + 4548558249 = 97842^2 + 67443^2 .

It is not a de Polignac number, because 14121615213 - 2⁴ = 14121615197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121615203) 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, 784534170 + ... + 784534187.

It is an arithmetic number, because the mean of its divisors is an integer number (3399648109).

Almost surely, 2^14121615213 is an apocalyptic number.

It is an amenable number.

14121615213 is a deficient number, since it is larger than the sum of its proper divisors (6276273441).

14121615213 is a wasteful number, since it uses less digits than its factorization.

14121615213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569068363 (or 1569068360 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The spelling of 14121615213 in words is "fourteen billion, one hundred twenty-one million, six hundred fifteen thousand, two hundred thirteen".