136335331 has 4 divisors (see below), whose sum is σ = 148729464. Its totient is φ = 123941200.

The previous prime is 136335301. The next prime is 136335337. The reversal of 136335331 is 133533631.

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

It is a cyclic number.

It is not a de Polignac number, because 136335331 - 2¹¹ = 136333283 is a prime.

It is a super-2 number, since 2×136335331² = 37174644957759122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136335331.

It is not an unprimeable number, because it can be changed into a prime (136335337) 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, 6197050 + ... + 6197071.

It is an arithmetic number, because the mean of its divisors is an integer number (37182366).

Almost surely, 2^136335331 is an apocalyptic number.

136335331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136335331 is a deficient number, since it is larger than the sum of its proper divisors (12394133).

136335331 is a wasteful number, since it uses less digits than its factorization.

136335331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12394132.

The product of its digits is 7290, while the sum is 28.

The square root of 136335331 is about 11676.2721362599. The cubic root of 136335331 is about 514.6786331992.

Adding to 136335331 its reverse (133533631), we get a palindrome (269868962).

The spelling of 136335331 in words is "one hundred thirty-six million, three hundred thirty-five thousand, three hundred thirty-one".