14005131019 has 4 divisors (see below), whose sum is σ = 15278324760. Its totient is φ = 12731937280.

The previous prime is 14005130999. The next prime is 14005131031. The reversal of 14005131019 is 91013150041.

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 14005131019 - 2¹⁵ = 14005098251 is a prime.

It is a super-2 number, since 2×14005131019² (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 = 14005130984 and 14005131002.

It is not an unprimeable number, because it can be changed into a prime (14005131079) 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, 636596854 + ... + 636596875.

It is an arithmetic number, because the mean of its divisors is an integer number (3819581190).

Almost surely, 2^14005131019 is an apocalyptic number.

14005131019 is a deficient number, since it is larger than the sum of its proper divisors (1273193741).

14005131019 is a wasteful number, since it uses less digits than its factorization.

14005131019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273193740.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 14005131019 in words is "fourteen billion, five million, one hundred thirty-one thousand, nineteen".