155017132 has 12 divisors (see below), whose sum is σ = 271735576. Its totient is φ = 77378400.

The previous prime is 155017127. The next prime is 155017141. The reversal of 155017132 is 231710551.

It is a super-2 number, since 2×155017132² = 48060622427010848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 155017097 and 155017106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29838 + ... + 34645.

Almost surely, 2^155017132 is an apocalyptic number.

It is an amenable number.

155017132 is a deficient number, since it is larger than the sum of its proper divisors (116718444).

155017132 is a wasteful number, since it uses less digits than its factorization.

155017132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65088 (or 65086 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 155017132 is about 12450.5876166549. The cubic root of 155017132 is about 537.1883256715.

Adding to 155017132 its reverse (231710551), we get a palindrome (386727683).

The spelling of 155017132 in words is "one hundred fifty-five million, seventeen thousand, one hundred thirty-two".