213024041 has 4 divisors (see below), whose sum is σ = 214978500. Its totient is φ = 211069584.

The previous prime is 213024023. The next prime is 213024047. The reversal of 213024041 is 140420312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49056016 + 163968025 = 7004^2 + 12805^2 .

It is a cyclic number.

It is not a de Polignac number, because 213024041 - 2¹⁴ = 213007657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213024047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977066 + ... + 977283.

It is an arithmetic number, because the mean of its divisors is an integer number (53744625).

Almost surely, 2^213024041 is an apocalyptic number.

It is an amenable number.

213024041 is a deficient number, since it is larger than the sum of its proper divisors (1954459).

213024041 is a wasteful number, since it uses less digits than its factorization.

213024041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954458.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 213024041 is about 14595.3431271759. The cubic root of 213024041 is about 597.2317298508.

Adding to 213024041 its reverse (140420312), we get a palindrome (353444353).

The spelling of 213024041 in words is "two hundred thirteen million, twenty-four thousand, forty-one".