155154122 has 8 divisors (see below), whose sum is σ = 234564096. Its totient is φ = 76966092.

The previous prime is 155154107. The next prime is 155154143. The reversal of 155154122 is 221451551.

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

It is a junction number, because it is equal to n+sod(n) for n = 155154091 and 155154100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305168 + ... + 305675.

It is an arithmetic number, because the mean of its divisors is an integer number (29320512).

Almost surely, 2^155154122 is an apocalyptic number.

155154122 is a deficient number, since it is larger than the sum of its proper divisors (79409974).

155154122 is a wasteful number, since it uses less digits than its factorization.

155154122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610972.

The product of its digits is 2000, while the sum is 26.

The square root of 155154122 is about 12456.0877485670. The cubic root of 155154122 is about 537.3465184278.

The spelling of 155154122 in words is "one hundred fifty-five million, one hundred fifty-four thousand, one hundred twenty-two".