134043657 has 32 divisors (see below), whose sum is σ = 209879424. Its totient is φ = 75187200.

The previous prime is 134043641. The next prime is 134043661. The reversal of 134043657 is 756340431.

It is not a de Polignac number, because 134043657 - 2⁴ = 134043641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (134043667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32263 + ... + 36179.

It is an arithmetic number, because the mean of its divisors is an integer number (6558732).

Almost surely, 2^134043657 is an apocalyptic number.

134043657 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

134043657 is a deficient number, since it is larger than the sum of its proper divisors (75835767).

134043657 is a wasteful number, since it uses less digits than its factorization.

134043657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4009.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 134043657 is about 11577.7224444189. The cubic root of 134043657 is about 511.7785615197.

The spelling of 134043657 in words is "one hundred thirty-four million, forty-three thousand, six hundred fifty-seven".