1243414402401 has 8 divisors (see below), whose sum is σ = 1693160037504. Its totient is φ = 811305851120.

The previous prime is 1243414402379. The next prime is 1243414402429. The reversal of 1243414402401 is 1042044143421.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1243414402401 - 2¹⁵ = 1243414369633 is a prime.

It is a super-3 number, since 3×1243414402401³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1243414402201) 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, 4409270790 + ... + 4409271071.

It is an arithmetic number, because the mean of its divisors is an integer number (211645004688).

Almost surely, 2^{1243414402401} is an apocalyptic number.

It is an amenable number.

1243414402401 is a deficient number, since it is larger than the sum of its proper divisors (449745635103).

1243414402401 is an equidigital number, since it uses as much as digits as its factorization.

1243414402401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818541911.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1243414402401 its reverse (1042044143421), we get a palindrome (2285458545822).

The spelling of 1243414402401 in words is "one trillion, two hundred forty-three billion, four hundred fourteen million, four hundred two thousand, four hundred one".