155090325 has 48 divisors (see below), whose sum is σ = 280051520. Its totient is φ = 75271680.

The previous prime is 155090297. The next prime is 155090387. The reversal of 155090325 is 523090551.

It is not a de Polignac number, because 155090325 - 2⁸ = 155090069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155090292 and 155090301.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 70086 + ... + 72264.

Almost surely, 2^155090325 is an apocalyptic number.

155090325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155090325 is a deficient number, since it is larger than the sum of its proper divisors (124961195).

155090325 is a wasteful number, since it uses less digits than its factorization.

155090325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278 (or 2273 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 155090325 is about 12453.5266089570. The cubic root of 155090325 is about 537.2728587766.

The spelling of 155090325 in words is "one hundred fifty-five million, ninety thousand, three hundred twenty-five".