214111553 has 8 divisors (see below), whose sum is σ = 226898280. Its totient is φ = 201685120.

The previous prime is 214111543. The next prime is 214111607. The reversal of 214111553 is 355111412.

It can be written as a sum of positive squares in 4 ways, for example, as 16129 + 214095424 = 127^2 + 14632^2 .

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 214111553 - 2¹² = 214107457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214111543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88850 + ... + 91227.

It is an arithmetic number, because the mean of its divisors is an integer number (28362285).

Almost surely, 2^214111553 is an apocalyptic number.

It is an amenable number.

214111553 is a deficient number, since it is larger than the sum of its proper divisors (12786727).

214111553 is a wasteful number, since it uses less digits than its factorization.

214111553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180147.

The product of its digits is 600, while the sum is 23.

The square root of 214111553 is about 14632.5511446227. The cubic root of 214111553 is about 598.2463172850.

Adding to 214111553 its reverse (355111412), we get a palindrome (569222965).

The spelling of 214111553 in words is "two hundred fourteen million, one hundred eleven thousand, five hundred fifty-three".