134943957 has 12 divisors (see below), whose sum is σ = 195083200. Its totient is φ = 89886888.

The previous prime is 134943953. The next prime is 134943959. The reversal of 134943957 is 759349431.

It is not a de Polignac number, because 134943957 - 2² = 134943953 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134943953) 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 11 ways as a sum of consecutive naturals, for example, 6294 + ... + 17592.

Almost surely, 2^134943957 is an apocalyptic number.

It is an amenable number.

134943957 is a deficient number, since it is larger than the sum of its proper divisors (60139243).

134943957 is a wasteful number, since it uses less digits than its factorization.

134943957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12632 (or 12629 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 134943957 is about 11616.5380815456. The cubic root of 134943957 is about 512.9217873763.

The spelling of 134943957 in words is "one hundred thirty-four million, nine hundred forty-three thousand, nine hundred fifty-seven".