13103953 has 2 divisors, whose sum is σ = 13103954. Its totient is φ = 13103952.

The previous prime is 13103941. The next prime is 13103971. The reversal of 13103953 is 35930131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12159169 + 944784 = 3487^2 + 972^2 .

It is a cyclic number.

It is not a de Polignac number, because 13103953 - 2⁵ = 13103921 is a prime.

It is not a weakly prime, because it can be changed into another prime (13103933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551976 + 6551977.

It is an arithmetic number, because the mean of its divisors is an integer number (6551977).

Almost surely, 2^13103953 is an apocalyptic number.

It is an amenable number.

13103953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103953 is an equidigital number, since it uses as much as digits as its factorization.

13103953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215, while the sum is 25.

The square root of 13103953 is about 3619.9382591420. The cubic root of 13103953 is about 235.7585448222.

The spelling of 13103953 in words is "thirteen million, one hundred three thousand, nine hundred fifty-three".