214117651 has 8 divisors (see below), whose sum is σ = 241118208. Its totient is φ = 188373000.

The previous prime is 214117627. The next prime is 214117663. The reversal of 214117651 is 156711412.

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 214117651 - 2⁹ = 214117139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214117681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313615 + ... + 314296.

It is an arithmetic number, because the mean of its divisors is an integer number (30139776).

Almost surely, 2^214117651 is an apocalyptic number.

214117651 is a deficient number, since it is larger than the sum of its proper divisors (27000557).

214117651 is a wasteful number, since it uses less digits than its factorization.

214117651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627953.

The product of its digits is 1680, while the sum is 28.

The square root of 214117651 is about 14632.7595141860. The cubic root of 214117651 is about 598.2519966787.

The spelling of 214117651 in words is "two hundred fourteen million, one hundred seventeen thousand, six hundred fifty-one".