43144121401 has 8 divisors (see below), whose sum is σ = 44181158400. Its totient is φ = 42119357280.

The previous prime is 43144121393. The next prime is 43144121413. The reversal of 43144121401 is 10412144134.

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 43144121401 - 2³ = 43144121393 is a prime.

It is a super-2 number, since 2×43144121401² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43144121101) 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, 3061105 + ... + 3075166.

It is an arithmetic number, because the mean of its divisors is an integer number (5522644800).

Almost surely, 2^43144121401 is an apocalyptic number.

It is an amenable number.

43144121401 is a deficient number, since it is larger than the sum of its proper divisors (1037036999).

43144121401 is an equidigital number, since it uses as much as digits as its factorization.

43144121401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6136439.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 43144121401 its reverse (10412144134), we get a palindrome (53556265535).

The spelling of 43144121401 in words is "forty-three billion, one hundred forty-four million, one hundred twenty-one thousand, four hundred one".