14431132420531 has 4 divisors (see below), whose sum is σ = 14526702834064. Its totient is φ = 14335562007000.

The previous prime is 14431132420517. The next prime is 14431132420547. The reversal of 14431132420531 is 13502423113441.

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 14431132420531 - 2³⁵ = 14396772682163 is a prime.

It is a super-2 number, since 2×14431132420531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14431132420571) 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, 47785206540 + ... + 47785206841.

It is an arithmetic number, because the mean of its divisors is an integer number (3631675708516).

Almost surely, 2^{14431132420531} is an apocalyptic number.

14431132420531 is a deficient number, since it is larger than the sum of its proper divisors (95570413533).

14431132420531 is an equidigital number, since it uses as much as digits as its factorization.

14431132420531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95570413532.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 14431132420531 its reverse (13502423113441), we get a palindrome (27933555533972).

The spelling of 14431132420531 in words is "fourteen trillion, four hundred thirty-one billion, one hundred thirty-two million, four hundred twenty thousand, five hundred thirty-one".