243411442153393 has 4 divisors (see below), whose sum is σ = 243411653021940. Its totient is φ = 243411231284848.

The previous prime is 243411442153387. The next prime is 243411442153433. The reversal of 243411442153393 is 393351244114342.

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 237344127324529 + 6067314828864 = 15405977^2 + 2463192^2 .

It is a cyclic number.

It is not a de Polignac number, because 243411442153393 - 2¹⁷ = 243411442022321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243411442153093) 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, 103693198 + ... + 106014631.

It is an arithmetic number, because the mean of its divisors is an integer number (60852913255485).

Almost surely, 2^{243411442153393} is an apocalyptic number.

It is an amenable number.

243411442153393 is a deficient number, since it is larger than the sum of its proper divisors (210868547).

243411442153393 is a wasteful number, since it uses less digits than its factorization.

243411442153393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210868546.

The product of its digits is 3732480, while the sum is 49.

The spelling of 243411442153393 in words is "two hundred forty-three trillion, four hundred eleven billion, four hundred forty-two million, one hundred fifty-three thousand, three hundred ninety-three".