214561155 has 8 divisors (see below), whose sum is σ = 343297872. Its totient is φ = 114432608.

The previous prime is 214561147. The next prime is 214561177. The reversal of 214561155 is 551165412.

214561155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214561155 - 2³ = 214561147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7152024 + ... + 7152053.

It is an arithmetic number, because the mean of its divisors is an integer number (42912234).

Almost surely, 2^214561155 is an apocalyptic number.

214561155 is a deficient number, since it is larger than the sum of its proper divisors (128736717).

214561155 is a wasteful number, since it uses less digits than its factorization.

214561155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14304085.

The product of its digits is 6000, while the sum is 30.

The square root of 214561155 is about 14647.9061643636. The cubic root of 214561155 is about 598.6647669029.

The spelling of 214561155 in words is "two hundred fourteen million, five hundred sixty-one thousand, one hundred fifty-five".