155271152 has 20 divisors (see below), whose sum is σ = 301110936. Its totient is φ = 77565120.

The previous prime is 155271121. The next prime is 155271167. The reversal of 155271152 is 251172551.

155271152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 16898 + ... + 24414.

Almost surely, 2^155271152 is an apocalyptic number.

It is an amenable number.

155271152 is a deficient number, since it is larger than the sum of its proper divisors (145839784).

155271152 is a wasteful number, since it uses less digits than its factorization.

155271152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8816 (or 8810 counting only the distinct ones).

The product of its digits is 3500, while the sum is 29.

The square root of 155271152 is about 12460.7845659894. The cubic root of 155271152 is about 537.4815881200.

The spelling of 155271152 in words is "one hundred fifty-five million, two hundred seventy-one thousand, one hundred fifty-two".