134557131 has 8 divisors (see below), whose sum is σ = 180049104. Its totient is φ = 89384960.

The previous prime is 134557109. The next prime is 134557169. The reversal of 134557131 is 131755431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134557131 - 2⁶ = 134557067 is a prime.

It is a super-2 number, since 2×134557131² = 36211243005902322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134557331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78966 + ... + 80651.

It is an arithmetic number, because the mean of its divisors is an integer number (22506138).

Almost surely, 2^134557131 is an apocalyptic number.

134557131 is a deficient number, since it is larger than the sum of its proper divisors (45491973).

134557131 is a wasteful number, since it uses less digits than its factorization.

134557131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159901.

The product of its digits is 6300, while the sum is 30.

The square root of 134557131 is about 11599.8763355477. The cubic root of 134557131 is about 512.4312099620.

The spelling of 134557131 in words is "one hundred thirty-four million, five hundred fifty-seven thousand, one hundred thirty-one".