241213013 has 4 divisors (see below), whose sum is σ = 241252620. Its totient is φ = 241173408.

The previous prime is 241213009. The next prime is 241213031. The reversal of 241213013 is 310312142.

241213013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 102373924 + 138839089 = 10118^2 + 11783^2 .

It is a cyclic number.

It is not a de Polignac number, because 241213013 - 2² = 241213009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 241212982 and 241213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241213613) 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, 8528 + ... + 23561.

It is an arithmetic number, because the mean of its divisors is an integer number (60313155).

Almost surely, 2^241213013 is an apocalyptic number.

It is an amenable number.

241213013 is a deficient number, since it is larger than the sum of its proper divisors (39607).

241213013 is an equidigital number, since it uses as much as digits as its factorization.

241213013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39606.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 241213013 is about 15531.0338677114. The cubic root of 241213013 is about 622.4917181954.

Adding to 241213013 its reverse (310312142), we get a palindrome (551525155).

The spelling of 241213013 in words is "two hundred forty-one million, two hundred thirteen thousand, thirteen".