155113252 has 24 divisors (see below), whose sum is σ = 310565696. Its totient is φ = 66404448.

The previous prime is 155113249. The next prime is 155113267. The reversal of 155113252 is 252311551.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28978 + ... + 33910.

Almost surely, 2^155113252 is an apocalyptic number.

It is an amenable number.

155113252 is an abundant number, since it is smaller than the sum of its proper divisors (155452444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155113252 is a wasteful number, since it uses less digits than its factorization.

155113252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6067 (or 6065 counting only the distinct ones).

The product of its digits is 1500, while the sum is 25.

The square root of 155113252 is about 12454.4470772492. The cubic root of 155113252 is about 537.2993324845.

The spelling of 155113252 in words is "one hundred fifty-five million, one hundred thirteen thousand, two hundred fifty-two".