155533153 has 12 divisors (see below), whose sum is σ = 172411200. Its totient is φ = 140013632.

The previous prime is 155533129. The next prime is 155533201. The reversal of 155533153 is 351335551.

It is a happy number.

155533153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-155533153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155533123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5053 + ... + 18346.

It is an arithmetic number, because the mean of its divisors is an integer number (14367600).

Almost surely, 2^155533153 is an apocalyptic number.

It is an amenable number.

155533153 is a deficient number, since it is larger than the sum of its proper divisors (16878047).

155533153 is a wasteful number, since it uses less digits than its factorization.

155533153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23456 (or 23439 counting only the distinct ones).

The product of its digits is 16875, while the sum is 31.

The square root of 155533153 is about 12471.2931566859. The cubic root of 155533153 is about 537.7837296319.

The spelling of 155533153 in words is "one hundred fifty-five million, five hundred thirty-three thousand, one hundred fifty-three".