541212689 has 2 divisors, whose sum is σ = 541212690. Its totient is φ = 541212688.

The previous prime is 541212671. The next prime is 541212713. The reversal of 541212689 is 986212145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 528310225 + 12902464 = 22985^2 + 3592^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541212689 is a prime.

It is a super-2 number, since 2×541212689² = 585822349469221442, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (541212619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270606344 + 270606345.

It is an arithmetic number, because the mean of its divisors is an integer number (270606345).

Almost surely, 2^541212689 is an apocalyptic number.

It is an amenable number.

541212689 is a deficient number, since it is larger than the sum of its proper divisors (1).

541212689 is an equidigital number, since it uses as much as digits as its factorization.

541212689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 38.

The square root of 541212689 is about 23263.9783571082. The cubic root of 541212689 is about 814.9344115233.

The spelling of 541212689 in words is "five hundred forty-one million, two hundred twelve thousand, six hundred eighty-nine".