136399467 has 4 divisors (see below), whose sum is σ = 181865960. Its totient is φ = 90932976.

The previous prime is 136399457. The next prime is 136399489. The reversal of 136399467 is 764993631.

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

It is not a de Polignac number, because 136399467 - 2⁷ = 136399339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136399457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22733242 + ... + 22733247.

It is an arithmetic number, because the mean of its divisors is an integer number (45466490).

Almost surely, 2^136399467 is an apocalyptic number.

136399467 is a deficient number, since it is larger than the sum of its proper divisors (45466493).

136399467 is an equidigital number, since it uses as much as digits as its factorization.

136399467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45466492.

The product of its digits is 734832, while the sum is 48.

The square root of 136399467 is about 11679.0182378486. The cubic root of 136399467 is about 514.7593270144.

The spelling of 136399467 in words is "one hundred thirty-six million, three hundred ninety-nine thousand, four hundred sixty-seven".