134012987 has 2 divisors, whose sum is σ = 134012988. Its totient is φ = 134012986.

The previous prime is 134012981. The next prime is 134013037. The reversal of 134012987 is 789210431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134012987 - 2⁴ = 134012971 is a prime.

134012987 is a modest number, since divided by 12987 gives 134 as remainder.

It is not a weakly prime, because it can be changed into another prime (134012981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67006493 + 67006494.

It is an arithmetic number, because the mean of its divisors is an integer number (67006494).

Almost surely, 2^134012987 is an apocalyptic number.

134012987 is a deficient number, since it is larger than the sum of its proper divisors (1).

134012987 is an equidigital number, since it uses as much as digits as its factorization.

134012987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 134012987 is about 11576.3978421614. The cubic root of 134012987 is about 511.7395258650.

The spelling of 134012987 in words is "one hundred thirty-four million, twelve thousand, nine hundred eighty-seven".