155166214 has 8 divisors (see below), whose sum is σ = 265999248. Its totient is φ = 66499800.

The previous prime is 155166173. The next prime is 155166247. The reversal of 155166214 is 412661551.

155166214 is digitally balanced in base 2 and base 3, because in such bases 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 congruent number.

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, 5541637 + ... + 5541664.

It is an arithmetic number, because the mean of its divisors is an integer number (33249906).

Almost surely, 2^155166214 is an apocalyptic number.

155166214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

155166214 is a deficient number, since it is larger than the sum of its proper divisors (110833034).

155166214 is a wasteful number, since it uses less digits than its factorization.

155166214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11083310.

The product of its digits is 7200, while the sum is 31.

The square root of 155166214 is about 12456.5731242585. The cubic root of 155166214 is about 537.3604775055.

The spelling of 155166214 in words is "one hundred fifty-five million, one hundred sixty-six thousand, two hundred fourteen".