134917345 has 4 divisors (see below), whose sum is σ = 161900820. Its totient is φ = 107933872.

The previous prime is 134917339. The next prime is 134917351. The reversal of 134917345 is 543719431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543719431 = 661 ⋅822571.

It is an interprime number because it is at equal distance from previous prime (134917339) and next prime (134917351).

It can be written as a sum of positive squares in 2 ways, for example, as 83594449 + 51322896 = 9143^2 + 7164^2 .

It is a cyclic number.

It is not a de Polignac number, because 134917345 - 2⁵ = 134917313 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13491730 + ... + 13491739.

It is an arithmetic number, because the mean of its divisors is an integer number (40475205).

Almost surely, 2^134917345 is an apocalyptic number.

It is an amenable number.

134917345 is a deficient number, since it is larger than the sum of its proper divisors (26983475).

134917345 is an equidigital number, since it uses as much as digits as its factorization.

134917345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26983474.

The product of its digits is 45360, while the sum is 37.

The square root of 134917345 is about 11615.3925891465. The cubic root of 134917345 is about 512.8880677683. Note that the first 3 decimals are identical.

The spelling of 134917345 in words is "one hundred thirty-four million, nine hundred seventeen thousand, three hundred forty-five".