134961313 has 4 divisors (see below), whose sum is σ = 142064560. Its totient is φ = 127858068.

The previous prime is 134961269. The next prime is 134961319. The reversal of 134961313 is 313169431.

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.

It is not a de Polignac number, because 134961313 - 2⁹ = 134960801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134961319) 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, 3551595 + ... + 3551632.

It is an arithmetic number, because the mean of its divisors is an integer number (35516140).

Almost surely, 2^134961313 is an apocalyptic number.

It is an amenable number.

134961313 is a deficient number, since it is larger than the sum of its proper divisors (7103247).

134961313 is an equidigital number, since it uses as much as digits as its factorization.

134961313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103246.

The product of its digits is 5832, while the sum is 31.

The square root of 134961313 is about 11617.2850959250. The cubic root of 134961313 is about 512.9437764773.

The spelling of 134961313 in words is "one hundred thirty-four million, nine hundred sixty-one thousand, three hundred thirteen".