211145341 has 8 divisors (see below), whose sum is σ = 233779104. Its totient is φ = 189084720.

The previous prime is 211145323. The next prime is 211145353. The reversal of 211145341 is 143541112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211145341 - 2¹⁷ = 211014269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211145741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142510 + ... + 143983.

It is an arithmetic number, because the mean of its divisors is an integer number (29222388).

Almost surely, 2^211145341 is an apocalyptic number.

It is an amenable number.

211145341 is a deficient number, since it is larger than the sum of its proper divisors (22633763).

211145341 is a wasteful number, since it uses less digits than its factorization.

211145341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286571.

The product of its digits is 480, while the sum is 22.

The square root of 211145341 is about 14530.8410286535. The cubic root of 211145341 is about 595.4708426185.

Adding to 211145341 its reverse (143541112), we get a palindrome (354686453).

The spelling of 211145341 in words is "two hundred eleven million, one hundred forty-five thousand, three hundred forty-one".