155344132 has 12 divisors (see below), whose sum is σ = 272050240. Its totient is φ = 77615496.

The previous prime is 155344103. The next prime is 155344159. The reversal of 155344132 is 231443551.

155344132 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

155344132 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 155344132.

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, 7632 + ... + 19207.

Almost surely, 2^155344132 is an apocalyptic number.

It is an amenable number.

155344132 is a deficient number, since it is larger than the sum of its proper divisors (116706108).

155344132 is a wasteful number, since it uses less digits than its factorization.

155344132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28290 (or 28288 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 155344132 is about 12463.7126090102. The cubic root of 155344132 is about 537.5657833313.

Adding to 155344132 its reverse (231443551), we get a palindrome (386787683).

The spelling of 155344132 in words is "one hundred fifty-five million, three hundred forty-four thousand, one hundred thirty-two".