134020417 has 2 divisors, whose sum is σ = 134020418. Its totient is φ = 134020416.

The previous prime is 134020399. The next prime is 134020429. The reversal of 134020417 is 714020431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134003776 + 16641 = 11576^2 + 129^2 .

It is a cyclic number.

It is not a de Polignac number, because 134020417 - 2¹¹ = 134018369 is a prime.

It is a super-2 number, since 2×134020417² = 35922944345707778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134020457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67010208 + 67010209.

It is an arithmetic number, because the mean of its divisors is an integer number (67010209).

Almost surely, 2^134020417 is an apocalyptic number.

It is an amenable number.

134020417 is a deficient number, since it is larger than the sum of its proper divisors (1).

134020417 is an equidigital number, since it uses as much as digits as its factorization.

134020417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 134020417 is about 11576.7187492830. The cubic root of 134020417 is about 511.7489830439.

Adding to 134020417 its reverse (714020431), we get a palindrome (848040848).

The spelling of 134020417 in words is "one hundred thirty-four million, twenty thousand, four hundred seventeen".