13357973 has 2 divisors, whose sum is σ = 13357974. Its totient is φ = 13357972.

The previous prime is 13357889. The next prime is 13357997. The reversal of 13357973 is 37975331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10804369 + 2553604 = 3287^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 13357973 - 2¹² = 13353877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13357073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6678986 + 6678987.

It is an arithmetic number, because the mean of its divisors is an integer number (6678987).

Almost surely, 2^13357973 is an apocalyptic number.

It is an amenable number.

13357973 is a deficient number, since it is larger than the sum of its proper divisors (1).

13357973 is an equidigital number, since it uses as much as digits as its factorization.

13357973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 59535, while the sum is 38.

The square root of 13357973 is about 3654.8560847180. The cubic root of 13357973 is about 237.2721981907.

The spelling of 13357973 in words is "thirteen million, three hundred fifty-seven thousand, nine hundred seventy-three".