155163000 has 64 divisors (see below), whose sum is σ = 484117920. Its totient is φ = 41376000.

The previous prime is 155162999. The next prime is 155163007. The reversal of 155163000 is 361551.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155163007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22861 + ... + 28860.

Almost surely, 2^155163000 is an apocalyptic number.

155163000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155163000 is an abundant number, since it is smaller than the sum of its proper divisors (328954920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155163000 is a wasteful number, since it uses less digits than its factorization.

155163000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51745 (or 51731 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 155163000 is about 12456.4441153967. Note that the first 3 decimals coincide. The cubic root of 155163000 is about 537.3567673153.

The spelling of 155163000 in words is "one hundred fifty-five million, one hundred sixty-three thousand".