155962103 has 12 divisors (see below), whose sum is σ = 178886064. Its totient is φ = 135616800.

The previous prime is 155962099. The next prime is 155962109. The reversal of 155962103 is 301269551.

It is not a de Polignac number, because 155962103 - 2² = 155962099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 155962103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155962109) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25238 + ... + 30803.

It is an arithmetic number, because the mean of its divisors is an integer number (14907172).

Almost surely, 2^155962103 is an apocalyptic number.

155962103 is a deficient number, since it is larger than the sum of its proper divisors (22923961).

155962103 is a wasteful number, since it uses less digits than its factorization.

155962103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56086 (or 56075 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 155962103 is about 12488.4788104877. The cubic root of 155962103 is about 538.2776663091.

The spelling of 155962103 in words is "one hundred fifty-five million, nine hundred sixty-two thousand, one hundred three".