211414493 has 2 divisors, whose sum is σ = 211414494. Its totient is φ = 211414492.

The previous prime is 211414457. The next prime is 211414519. The reversal of 211414493 is 394414112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116683204 + 94731289 = 10802^2 + 9733^2 .

It is a cyclic number.

It is not a de Polignac number, because 211414493 - 2⁶ = 211414429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211414993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105707246 + 105707247.

It is an arithmetic number, because the mean of its divisors is an integer number (105707247).

Almost surely, 2^211414493 is an apocalyptic number.

It is an amenable number.

211414493 is a deficient number, since it is larger than the sum of its proper divisors (1).

211414493 is an equidigital number, since it uses as much as digits as its factorization.

211414493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 211414493 is about 14540.0994838412. The cubic root of 211414493 is about 595.7237554774.

The spelling of 211414493 in words is "two hundred eleven million, four hundred fourteen thousand, four hundred ninety-three".