136016481 has 4 divisors (see below), whose sum is σ = 181355312. Its totient is φ = 90677652.

The previous prime is 136016443. The next prime is 136016509. The reversal of 136016481 is 184610631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 136016481 - 2⁹ = 136015969 is a prime.

It is a super-2 number, since 2×136016481² = 37000966207246722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136016431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22669411 + ... + 22669416.

It is an arithmetic number, because the mean of its divisors is an integer number (45338828).

Almost surely, 2^136016481 is an apocalyptic number.

It is an amenable number.

136016481 is a deficient number, since it is larger than the sum of its proper divisors (45338831).

136016481 is an equidigital number, since it uses as much as digits as its factorization.

136016481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45338830.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 136016481 is about 11662.6103853297. The cubic root of 136016481 is about 514.2770904749.

The spelling of 136016481 in words is "one hundred thirty-six million, sixteen thousand, four hundred eighty-one".