10134987 has 4 divisors (see below), whose sum is σ = 13513320. Its totient is φ = 6756656.

The previous prime is 10134979. The next prime is 10134997. The reversal of 10134987 is 78943101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10134987 - 2³ = 10134979 is a prime.

It is a super-2 number, since 2×10134987² = 205435922980338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10134977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689162 + ... + 1689167.

It is an arithmetic number, because the mean of its divisors is an integer number (3378330).

Almost surely, 2^10134987 is an apocalyptic number.

10134987 is a deficient number, since it is larger than the sum of its proper divisors (3378333).

10134987 is an equidigital number, since it uses as much as digits as its factorization.

10134987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378332.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 10134987 is about 3183.5494342008. The cubic root of 10134987 is about 216.4085417843.

The spelling of 10134987 in words is "ten million, one hundred thirty-four thousand, nine hundred eighty-seven".