13772573 has 2 divisors, whose sum is σ = 13772574. Its totient is φ = 13772572.

The previous prime is 13772569. The next prime is 13772581. The reversal of 13772573 is 37527731.

13772573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8514724 + 5257849 = 2918^2 + 2293^2 .

It is a cyclic number.

It is not a de Polignac number, because 13772573 - 2² = 13772569 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13772503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6886286 + 6886287.

It is an arithmetic number, because the mean of its divisors is an integer number (6886287).

Almost surely, 2^13772573 is an apocalyptic number.

It is an amenable number.

13772573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13772573 is an equidigital number, since it uses as much as digits as its factorization.

13772573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30870, while the sum is 35.

The square root of 13772573 is about 3711.1417380639. The cubic root of 13772573 is about 239.7020202330.

The spelling of 13772573 in words is "thirteen million, seven hundred seventy-two thousand, five hundred seventy-three".