214631623 has 2 divisors, whose sum is σ = 214631624. Its totient is φ = 214631622.

The previous prime is 214631617. The next prime is 214631629. The reversal of 214631623 is 326136412.

It is a balanced prime because it is at equal distance from previous prime (214631617) and next prime (214631629).

It is a cyclic number.

It is not a de Polignac number, because 214631623 - 2¹⁷ = 214500551 is a prime.

It is a super-3 number, since 3×214631623³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 214631591 and 214631600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214631629) 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 as a sum of consecutive naturals, namely, 107315811 + 107315812.

It is an arithmetic number, because the mean of its divisors is an integer number (107315812).

Almost surely, 2^214631623 is an apocalyptic number.

214631623 is a deficient number, since it is larger than the sum of its proper divisors (1).

214631623 is an equidigital number, since it uses as much as digits as its factorization.

214631623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 214631623 is about 14650.3113618790. The cubic root of 214631623 is about 598.7302992546.

The spelling of 214631623 in words is "two hundred fourteen million, six hundred thirty-one thousand, six hundred twenty-three".