155112052 has 12 divisors (see below), whose sum is σ = 271545120. Its totient is φ = 77527736.

The previous prime is 155112047. The next prime is 155112071. The reversal of 155112052 is 250211551.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9663 + ... + 20089.

It is an arithmetic number, because the mean of its divisors is an integer number (22628760).

Almost surely, 2^155112052 is an apocalyptic number.

It is an amenable number.

155112052 is a deficient number, since it is larger than the sum of its proper divisors (116433068).

155112052 is a wasteful number, since it uses less digits than its factorization.

155112052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14150 (or 14148 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 155112052 is about 12454.3989015930. The cubic root of 155112052 is about 537.2979469144.

The spelling of 155112052 in words is "one hundred fifty-five million, one hundred twelve thousand, fifty-two".