122142134 has 8 divisors (see below), whose sum is σ = 183270600. Its totient is φ = 61051936.

The previous prime is 122142131. The next prime is 122142169. The reversal of 122142134 is 431241221.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122142131) 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, 557 + ... + 15639.

It is an arithmetic number, because the mean of its divisors is an integer number (22908825).

Almost surely, 2^122142134 is an apocalyptic number.

122142134 is a deficient number, since it is larger than the sum of its proper divisors (61128466).

122142134 is a wasteful number, since it uses less digits than its factorization.

122142134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19134.

The product of its digits is 384, while the sum is 20.

The square root of 122142134 is about 11051.7932481566. The cubic root of 122142134 is about 496.1600977938.

Adding to 122142134 its reverse (431241221), we get a palindrome (553383355).

The spelling of 122142134 in words is "one hundred twenty-two million, one hundred forty-two thousand, one hundred thirty-four".