136462987 has 8 divisors (see below), whose sum is σ = 139392656. Its totient is φ = 133559712.

The previous prime is 136462967. The next prime is 136462999. The reversal of 136462987 is 789264631.

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

It is a cyclic number.

It is not a de Polignac number, because 136462987 - 2¹¹ = 136460939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136462957) 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, 4033 + ... + 17005.

It is an arithmetic number, because the mean of its divisors is an integer number (17424082).

Almost surely, 2^136462987 is an apocalyptic number.

136462987 is a deficient number, since it is larger than the sum of its proper divisors (2929669).

136462987 is a wasteful number, since it uses less digits than its factorization.

136462987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13197.

The product of its digits is 435456, while the sum is 46.

The square root of 136462987 is about 11681.7373279834. The cubic root of 136462987 is about 514.8392208704.

The spelling of 136462987 in words is "one hundred thirty-six million, four hundred sixty-two thousand, nine hundred eighty-seven".