13451204051 has 4 divisors (see below), whose sum is σ = 13454834400. Its totient is φ = 13447573704.

The previous prime is 13451204047. The next prime is 13451204069. The reversal of 13451204051 is 15040215431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15040215431 = 111301 ⋅135131.

It is a cyclic number.

It is not a de Polignac number, because 13451204051 - 2² = 13451204047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13451204051.

It is not an unprimeable number, because it can be changed into a prime (13451204021) 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, 1809611 + ... + 1817028.

It is an arithmetic number, because the mean of its divisors is an integer number (3363708600).

Almost surely, 2^13451204051 is an apocalyptic number.

13451204051 is a deficient number, since it is larger than the sum of its proper divisors (3630349).

13451204051 is an equidigital number, since it uses as much as digits as its factorization.

13451204051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630348.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 13451204051 its reverse (15040215431), we get a palindrome (28491419482).

The spelling of 13451204051 in words is "thirteen billion, four hundred fifty-one million, two hundred four thousand, fifty-one".