212766041 has 2 divisors, whose sum is σ = 212766042. Its totient is φ = 212766040.

The previous prime is 212766013. The next prime is 212766061. The reversal of 212766041 is 140667212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194881600 + 17884441 = 13960^2 + 4229^2 .

It is a cyclic number.

It is not a de Polignac number, because 212766041 - 2¹⁰ = 212765017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212765995 and 212766013.

It is not a weakly prime, because it can be changed into another prime (212766061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106383020 + 106383021.

It is an arithmetic number, because the mean of its divisors is an integer number (106383021).

Almost surely, 2^212766041 is an apocalyptic number.

It is an amenable number.

212766041 is a deficient number, since it is larger than the sum of its proper divisors (1).

212766041 is an equidigital number, since it uses as much as digits as its factorization.

212766041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 212766041 is about 14586.5020138483. The cubic root of 212766041 is about 596.9905238450.

The spelling of 212766041 in words is "two hundred twelve million, seven hundred sixty-six thousand, forty-one".