14121433531 has 2 divisors, whose sum is σ = 14121433532. Its totient is φ = 14121433530.

The previous prime is 14121433523. The next prime is 14121433541. The reversal of 14121433531 is 13533412141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14121433531 - 2³ = 14121433523 is a prime.

It is a super-2 number, since 2×14121433531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14121433531.

It is not a weakly prime, because it can be changed into another prime (14121433511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7060716765 + 7060716766.

It is an arithmetic number, because the mean of its divisors is an integer number (7060716766).

Almost surely, 2^14121433531 is an apocalyptic number.

14121433531 is a deficient number, since it is larger than the sum of its proper divisors (1).

14121433531 is an equidigital number, since it uses as much as digits as its factorization.

14121433531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

Adding to 14121433531 its reverse (13533412141), we get a palindrome (27654845672).

The spelling of 14121433531 in words is "fourteen billion, one hundred twenty-one million, four hundred thirty-three thousand, five hundred thirty-one".