14121241531 has 4 divisors (see below), whose sum is σ = 14137271064. Its totient is φ = 14105212000.

The previous prime is 14121241439. The next prime is 14121241559. The reversal of 14121241531 is 13514212141.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14121241531 - 2¹⁷ = 14121110459 is a prime.

It is a super-2 number, since 2×14121241531² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14121241496 and 14121241505.

It is not an unprimeable number, because it can be changed into a prime (14121241591) 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, 8013445 + ... + 8015206.

It is an arithmetic number, because the mean of its divisors is an integer number (3534317766).

Almost surely, 2^14121241531 is an apocalyptic number.

14121241531 is a deficient number, since it is larger than the sum of its proper divisors (16029533).

14121241531 is an equidigital number, since it uses as much as digits as its factorization.

14121241531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16029532.

The product of its digits is 960, while the sum is 25.

Adding to 14121241531 its reverse (13514212141), we get a palindrome (27635453672).

The spelling of 14121241531 in words is "fourteen billion, one hundred twenty-one million, two hundred forty-one thousand, five hundred thirty-one".