13772443 has 2 divisors, whose sum is σ = 13772444. Its totient is φ = 13772442.

The previous prime is 13772411. The next prime is 13772459. The reversal of 13772443 is 34427731.

13772443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13772443 - 2⁵ = 13772411 is a prime.

It is equal to p₈₉₆₂₃₃ and since 13772443 and 896233 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13772243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6886221 + 6886222.

It is an arithmetic number, because the mean of its divisors is an integer number (6886222).

Almost surely, 2^13772443 is an apocalyptic number.

13772443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13772443 is an equidigital number, since it uses as much as digits as its factorization.

13772443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 31.

The square root of 13772443 is about 3711.1242231971. The cubic root of 13772443 is about 239.7012660442.

The spelling of 13772443 in words is "thirteen million, seven hundred seventy-two thousand, four hundred forty-three".