155115342134 has 16 divisors (see below), whose sum is σ = 245764147200. Its totient is φ = 73310325480.

The previous prime is 155115342133. The next prime is 155115342203. The reversal of 155115342134 is 431243511551.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 155115342094 and 155115342103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155115342133) 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, 29088734 + ... + 29094065.

It is an arithmetic number, because the mean of its divisors is an integer number (15360259200).

Almost surely, 2^155115342134 is an apocalyptic number.

155115342134 is a deficient number, since it is larger than the sum of its proper divisors (90648805066).

155115342134 is a wasteful number, since it uses less digits than its factorization.

155115342134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58182875.

The product of its digits is 36000, while the sum is 35.

Adding to 155115342134 its reverse (431243511551), we get a palindrome (586358853685).

The spelling of 155115342134 in words is "one hundred fifty-five billion, one hundred fifteen million, three hundred forty-two thousand, one hundred thirty-four".