243115400411 has 8 divisors (see below), whose sum is σ = 262203325104. Its totient is φ = 224082724320.

The previous prime is 243115400393. The next prime is 243115400483. The reversal of 243115400411 is 114004511342.

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

It is a de Polignac number, because none of the positive numbers 2^k-243115400411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243115406411) 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, 13803005 + ... + 13820606.

It is an arithmetic number, because the mean of its divisors is an integer number (32775415638).

Almost surely, 2^243115400411 is an apocalyptic number.

243115400411 is a deficient number, since it is larger than the sum of its proper divisors (19087924693).

243115400411 is a wasteful number, since it uses less digits than its factorization.

243115400411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27624301.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 243115400411 its reverse (114004511342), we get a palindrome (357119911753).

The spelling of 243115400411 in words is "two hundred forty-three billion, one hundred fifteen million, four hundred thousand, four hundred eleven".