136440103 has 8 divisors (see below), whose sum is σ = 140112560. Its totient is φ = 132814080.

The previous prime is 136440091. The next prime is 136440119. The reversal of 136440103 is 301044631.

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

It is not a de Polignac number, because 136440103 - 2²¹ = 134342951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136440803) 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, 5613 + ... + 17446.

It is an arithmetic number, because the mean of its divisors is an integer number (17514070).

Almost surely, 2^136440103 is an apocalyptic number.

136440103 is a deficient number, since it is larger than the sum of its proper divisors (3672457).

136440103 is an equidigital number, since it uses as much as digits as its factorization.

136440103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23217.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 136440103 is about 11680.7578093204. The cubic root of 136440103 is about 514.8104408091.

Adding to 136440103 its reverse (301044631), we get a palindrome (437484734).

The spelling of 136440103 in words is "one hundred thirty-six million, four hundred forty thousand, one hundred three".