243341001 has 12 divisors (see below), whose sum is σ = 363613380. Its totient is φ = 156633120.

The previous prime is 243340969. The next prime is 243341003. The reversal of 243341001 is 100143342.

It can be written as a sum of positive squares in 2 ways, for example, as 145805625 + 97535376 = 12075^2 + 9876^2 .

It is not a de Polignac number, because 243341001 - 2⁵ = 243340969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243341003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 465910 + ... + 466431.

It is an arithmetic number, because the mean of its divisors is an integer number (30301115).

Almost surely, 2^243341001 is an apocalyptic number.

It is an amenable number.

243341001 is a deficient number, since it is larger than the sum of its proper divisors (120272379).

243341001 is a wasteful number, since it uses less digits than its factorization.

243341001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932376 (or 932373 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 243341001 is about 15599.3910458069. The cubic root of 243341001 is about 624.3169078749.

Adding to 243341001 its reverse (100143342), we get a palindrome (343484343).

It can be divided in two parts, 2433 and 41001, that added together give a palindrome (43434).

The spelling of 243341001 in words is "two hundred forty-three million, three hundred forty-one thousand, one".