212681039 has 2 divisors, whose sum is σ = 212681040. Its totient is φ = 212681038.

The previous prime is 212680991. The next prime is 212681087. The reversal of 212681039 is 930186212.

212681039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (212680991) and next prime (212681087).

It is a cyclic number.

It is not a de Polignac number, because 212681039 - 2¹⁶ = 212615503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212680996 and 212681014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212681089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106340519 + 106340520.

It is an arithmetic number, because the mean of its divisors is an integer number (106340520).

Almost surely, 2^212681039 is an apocalyptic number.

212681039 is a deficient number, since it is larger than the sum of its proper divisors (1).

212681039 is an equidigital number, since it uses as much as digits as its factorization.

212681039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 212681039 is about 14583.5880015859. The cubic root of 212681039 is about 596.9110121780.

The spelling of 212681039 in words is "two hundred twelve million, six hundred eighty-one thousand, thirty-nine".