134813157 has 4 divisors (see below), whose sum is σ = 179750880. Its totient is φ = 89875436.

The previous prime is 134813153. The next prime is 134813183. The reversal of 134813157 is 751318431.

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 a cyclic number.

It is not a de Polignac number, because 134813157 - 2² = 134813153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134813153) by changing a digit.

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, 22468857 + ... + 22468862.

It is an arithmetic number, because the mean of its divisors is an integer number (44937720).

Almost surely, 2^134813157 is an apocalyptic number.

It is an amenable number.

134813157 is a deficient number, since it is larger than the sum of its proper divisors (44937723).

134813157 is an equidigital number, since it uses as much as digits as its factorization.

134813157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44937722.

The product of its digits is 10080, while the sum is 33.

The square root of 134813157 is about 11610.9068121314. The cubic root of 134813157 is about 512.7560102651.

The spelling of 134813157 in words is "one hundred thirty-four million, eight hundred thirteen thousand, one hundred fifty-seven".