134870487 has 8 divisors (see below), whose sum is σ = 179880960. Its totient is φ = 89886840.

The previous prime is 134870473. The next prime is 134870497. The reversal of 134870487 is 784078431.

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

It is not a de Polignac number, because 134870487 - 2⁴ = 134870471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134870497) 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, 16714 + ... + 23432.

It is an arithmetic number, because the mean of its divisors is an integer number (22485120).

Almost surely, 2^134870487 is an apocalyptic number.

134870487 is a deficient number, since it is larger than the sum of its proper divisors (45010473).

134870487 is an equidigital number, since it uses as much as digits as its factorization.

134870487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13413.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 134870487 is about 11613.3753491395. The cubic root of 134870487 is about 512.8286840226.

The spelling of 134870487 in words is "one hundred thirty-four million, eight hundred seventy thousand, four hundred eighty-seven".