212546041 has 2 divisors, whose sum is σ = 212546042. Its totient is φ = 212546040.

The previous prime is 212546029. The next prime is 212546051. The reversal of 212546041 is 140645212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112466025 + 100080016 = 10605^2 + 10004^2 .

It is a cyclic number.

It is not a de Polignac number, because 212546041 - 2¹⁹ = 212021753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212545997 and 212546015.

It is not a weakly prime, because it can be changed into another prime (212546051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106273020 + 106273021.

It is an arithmetic number, because the mean of its divisors is an integer number (106273021).

Almost surely, 2^212546041 is an apocalyptic number.

It is an amenable number.

212546041 is a deficient number, since it is larger than the sum of its proper divisors (1).

212546041 is an equidigital number, since it uses as much as digits as its factorization.

212546041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 212546041 is about 14578.9588448558. The cubic root of 212546041 is about 596.7846902316.

The spelling of 212546041 in words is "two hundred twelve million, five hundred forty-six thousand, forty-one".