134970687 has 12 divisors (see below), whose sum is σ = 195130000. Its totient is φ = 89900928.

The previous prime is 134970677. The next prime is 134970691. The reversal of 134970687 is 786079431.

It is not a de Polignac number, because 134970687 - 2⁸ = 134970431 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 (134970677) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5238 + ... + 17244.

Almost surely, 2^134970687 is an apocalyptic number.

134970687 is a deficient number, since it is larger than the sum of its proper divisors (60159313).

134970687 is a wasteful number, since it uses less digits than its factorization.

134970687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262 (or 13259 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 134970687 is about 11617.6885394643. The cubic root of 134970687 is about 512.9556520376.

The spelling of 134970687 in words is "one hundred thirty-four million, nine hundred seventy thousand, six hundred eighty-seven".