134630417 has 4 divisors (see below), whose sum is σ = 134699376. Its totient is φ = 134561460.

The previous prime is 134630407. The next prime is 134630423. The reversal of 134630417 is 714036431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 714036431 = 17 ⋅42002143.

It is a cyclic number.

It is not a de Polignac number, because 134630417 - 2⁴ = 134630401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134630417.

It is not an unprimeable number, because it can be changed into a prime (134630407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31463 + ... + 35484.

It is an arithmetic number, because the mean of its divisors is an integer number (33674844).

Almost surely, 2^134630417 is an apocalyptic number.

It is an amenable number.

134630417 is a deficient number, since it is larger than the sum of its proper divisors (68959).

134630417 is an equidigital number, since it uses as much as digits as its factorization.

134630417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68958.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 134630417 is about 11603.0348185292. The cubic root of 134630417 is about 512.5242242764.

Adding to 134630417 its reverse (714036431), we get a palindrome (848666848).

The spelling of 134630417 in words is "one hundred thirty-four million, six hundred thirty thousand, four hundred seventeen".