155084039 has 4 divisors (see below), whose sum is σ = 169182600. Its totient is φ = 140985480.

The previous prime is 155084011. The next prime is 155084071. The reversal of 155084039 is 930480551.

155084039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 155084039 - 2²⁰ = 154035463 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 (155084539) 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, 7049264 + ... + 7049285.

It is an arithmetic number, because the mean of its divisors is an integer number (42295650).

Almost surely, 2^155084039 is an apocalyptic number.

155084039 is a deficient number, since it is larger than the sum of its proper divisors (14098561).

155084039 is a wasteful number, since it uses less digits than its factorization.

155084039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098560.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 155084039 is about 12453.2742280896. The cubic root of 155084039 is about 537.2655999038.

The spelling of 155084039 in words is "one hundred fifty-five million, eighty-four thousand, thirty-nine".