136011142 has 4 divisors (see below), whose sum is σ = 204016716. Its totient is φ = 68005570.

The previous prime is 136011077. The next prime is 136011173. The reversal of 136011142 is 241110631.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34002784 + ... + 34002787.

It is an arithmetic number, because the mean of its divisors is an integer number (51004179).

Almost surely, 2^136011142 is an apocalyptic number.

136011142 is a deficient number, since it is larger than the sum of its proper divisors (68005574).

136011142 is an equidigital number, since it uses as much as digits as its factorization.

136011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68005573.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 136011142 is about 11662.3814892157. The cubic root of 136011142 is about 514.2703614832.

Adding to 136011142 its reverse (241110631), we get a palindrome (377121773).

The spelling of 136011142 in words is "one hundred thirty-six million, eleven thousand, one hundred forty-two".