136401133 has 16 divisors (see below), whose sum is σ = 158414400. Its totient is φ = 116138880.

The previous prime is 136401131. The next prime is 136401143. The reversal of 136401133 is 331104631.

It is a happy number.

It is not a de Polignac number, because 136401133 - 2¹ = 136401131 is a prime.

It is a super-3 number, since 3×136401133³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136401131) 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 15 ways as a sum of consecutive naturals, for example, 14935 + ... + 22267.

It is an arithmetic number, because the mean of its divisors is an integer number (9900900).

Almost surely, 2^136401133 is an apocalyptic number.

It is an amenable number.

136401133 is a deficient number, since it is larger than the sum of its proper divisors (22013267).

136401133 is a wasteful number, since it uses less digits than its factorization.

136401133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7452.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 136401133 is about 11679.0895621191. The cubic root of 136401133 is about 514.7614227839.

Adding to 136401133 its reverse (331104631), we get a palindrome (467505764).

The spelling of 136401133 in words is "one hundred thirty-six million, four hundred one thousand, one hundred thirty-three".