13772227351 has 4 divisors (see below), whose sum is σ = 14092511752. Its totient is φ = 13451942952.

The previous prime is 13772227331. The next prime is 13772227367. The reversal of 13772227351 is 15372227731.

13772227351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13772227351 - 2¹⁷ = 13772096279 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 (13772227321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160142136 + ... + 160142221.

It is an arithmetic number, because the mean of its divisors is an integer number (3523127938).

Almost surely, 2^13772227351 is an apocalyptic number.

13772227351 is a deficient number, since it is larger than the sum of its proper divisors (320284401).

13772227351 is an equidigital number, since it uses as much as digits as its factorization.

13772227351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320284400.

The product of its digits is 123480, while the sum is 40.

The spelling of 13772227351 in words is "thirteen billion, seven hundred seventy-two million, two hundred twenty-seven thousand, three hundred fifty-one".