13994793451 has 4 divisors (see below), whose sum is σ = 14231993400. Its totient is φ = 13757593504.

The previous prime is 13994793409. The next prime is 13994793467. The reversal of 13994793451 is 15439749931.

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 13994793451 - 2¹¹ = 13994791403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13994793392 and 13994793401.

It is not an unprimeable number, because it can be changed into a prime (13994793551) 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, 118599886 + ... + 118600003.

It is an arithmetic number, because the mean of its divisors is an integer number (3557998350).

Almost surely, 2^13994793451 is an apocalyptic number.

13994793451 is a deficient number, since it is larger than the sum of its proper divisors (237199949).

13994793451 is an equidigital number, since it uses as much as digits as its factorization.

13994793451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237199948.

The product of its digits is 3674160, while the sum is 55.

The spelling of 13994793451 in words is "thirteen billion, nine hundred ninety-four million, seven hundred ninety-three thousand, four hundred fifty-one".