155842113 has 16 divisors (see below), whose sum is σ = 243893120. Its totient is φ = 86645376.

The previous prime is 155842109. The next prime is 155842151. The reversal of 155842113 is 311248551.

It is not a de Polignac number, because 155842113 - 2² = 155842109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155842163) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 99508 + ... + 101061.

It is an arithmetic number, because the mean of its divisors is an integer number (15243320).

Almost surely, 2^155842113 is an apocalyptic number.

It is an amenable number.

155842113 is a deficient number, since it is larger than the sum of its proper divisors (88051007).

155842113 is a wasteful number, since it uses less digits than its factorization.

155842113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200616.

The product of its digits is 4800, while the sum is 30.

The square root of 155842113 is about 12483.6738582839. The cubic root of 155842113 is about 538.1395889457.

The spelling of 155842113 in words is "one hundred fifty-five million, eight hundred forty-two thousand, one hundred thirteen".