14011294021 has 4 divisors (see below), whose sum is σ = 14337138112. Its totient is φ = 13685449932.

The previous prime is 14011294019. The next prime is 14011294061. The reversal of 14011294021 is 12049211041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12049211041 = 7 ⋅1721315863.

It is a cyclic number.

It is not a de Polignac number, because 14011294021 - 2¹ = 14011294019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14011294061) 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, 162921981 + ... + 162922066.

It is an arithmetic number, because the mean of its divisors is an integer number (3584284528).

Almost surely, 2^14011294021 is an apocalyptic number.

It is an amenable number.

14011294021 is a deficient number, since it is larger than the sum of its proper divisors (325844091).

14011294021 is an equidigital number, since it uses as much as digits as its factorization.

14011294021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325844090.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 14011294021 in words is "fourteen billion, eleven million, two hundred ninety-four thousand, twenty-one".