155553214 has 8 divisors (see below), whose sum is σ = 234155160. Its totient is φ = 77501496.

The previous prime is 155553197. The next prime is 155553269. The reversal of 155553214 is 412355551.

155553214 is digitally balanced in base 3, 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 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, 136849 + ... + 137980.

It is an arithmetic number, because the mean of its divisors is an integer number (29269395).

Almost surely, 2^155553214 is an apocalyptic number.

155553214 is a deficient number, since it is larger than the sum of its proper divisors (78601946).

155553214 is a wasteful number, since it uses less digits than its factorization.

155553214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275114.

The product of its digits is 15000, while the sum is 31.

The square root of 155553214 is about 12472.0974178363. The cubic root of 155553214 is about 537.8068501379.

It can be divided in two parts, 15555 and 3214, that added together give a square (18769 = 137²).

The spelling of 155553214 in words is "one hundred fifty-five million, five hundred fifty-three thousand, two hundred fourteen".