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133417 is a prime number
BaseRepresentation
bin100000100100101001
320210000101
4200210221
513232132
62505401
71063654
oct404451
9223011
10133417
1191269
1265261
134895b
143689b
15297e7
hex20929

133417 has 2 divisors, whose sum is σ = 133418. Its totient is φ = 133416.

The previous prime is 133403. The next prime is 133439. The reversal of 133417 is 714331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114921 + 18496 = 339^2 + 136^2 .

It is a cyclic number.

It is not a de Polignac number, because 133417 - 215 = 100649 is a prime.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 133394 and 133403.

It is not a weakly prime, because it can be changed into another prime (133447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66708 + 66709.

It is an arithmetic number, because the mean of its divisors is an integer number (66709).

2133417 is an apocalyptic number.

It is an amenable number.

133417 is a deficient number, since it is larger than the sum of its proper divisors (1).

133417 is an equidigital number, since it uses as much as digits as its factorization.

133417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 19.

The square root of 133417 is about 365.2629190049. The cubic root of 133417 is about 51.0979790179.

Adding to 133417 its reverse (714331), we get a palindrome (847748).

The spelling of 133417 in words is "one hundred thirty-three thousand, four hundred seventeen".