155082103 has 4 divisors (see below), whose sum is σ = 169180488. Its totient is φ = 140983720.

The previous prime is 155082101. The next prime is 155082121. The reversal of 155082103 is 301280551.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 155082103 - 2¹ = 155082101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155082101) 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, 7049176 + ... + 7049197.

It is an arithmetic number, because the mean of its divisors is an integer number (42295122).

Almost surely, 2^155082103 is an apocalyptic number.

155082103 is a deficient number, since it is larger than the sum of its proper divisors (14098385).

155082103 is a wasteful number, since it uses less digits than its factorization.

155082103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098384.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 155082103 is about 12453.1964972853. The cubic root of 155082103 is about 537.2633642331.

The spelling of 155082103 in words is "one hundred fifty-five million, eighty-two thousand, one hundred three".