13453117 has 2 divisors, whose sum is σ = 13453118. Its totient is φ = 13453116.

The previous prime is 13453093. The next prime is 13453127. The reversal of 13453117 is 71135431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9865881 + 3587236 = 3141^2 + 1894^2 .

It is a cyclic number.

It is not a de Polignac number, because 13453117 - 2²³ = 5064509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13453091 and 13453100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13453127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6726558 + 6726559.

It is an arithmetic number, because the mean of its divisors is an integer number (6726559).

Almost surely, 2^13453117 is an apocalyptic number.

It is an amenable number.

13453117 is a deficient number, since it is larger than the sum of its proper divisors (1).

13453117 is an equidigital number, since it uses as much as digits as its factorization.

13453117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 13453117 is about 3667.8490972231. The cubic root of 13453117 is about 237.8342006043.

Adding to 13453117 its reverse (71135431), we get a palindrome (84588548).

The spelling of 13453117 in words is "thirteen million, four hundred fifty-three thousand, one hundred seventeen".