134202113 has 4 divisors (see below), whose sum is σ = 134883540. Its totient is φ = 133520688.

The previous prime is 134202041. The next prime is 134202157. The reversal of 134202113 is 311202431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311202431 = 73 ⋅4263047.

It can be written as a sum of positive squares in 2 ways, for example, as 121727089 + 12475024 = 11033^2 + 3532^2 .

It is a cyclic number.

It is not a de Polignac number, because 134202113 - 2¹⁴ = 134185729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134202091 and 134202100.

It is not an unprimeable number, because it can be changed into a prime (134202713) 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, 340418 + ... + 340811.

It is an arithmetic number, because the mean of its divisors is an integer number (33720885).

Almost surely, 2^134202113 is an apocalyptic number.

It is an amenable number.

134202113 is a deficient number, since it is larger than the sum of its proper divisors (681427).

134202113 is an equidigital number, since it uses as much as digits as its factorization.

134202113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681426.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 134202113 is about 11584.5635653658. The cubic root of 134202113 is about 511.9801437307.

Adding to 134202113 its reverse (311202431), we get a palindrome (445404544).

The spelling of 134202113 in words is "one hundred thirty-four million, two hundred two thousand, one hundred thirteen".