1401034401421 has 8 divisors (see below), whose sum is σ = 1440648587264. Its totient is φ = 1361512236240.

The previous prime is 1401034401413. The next prime is 1401034401499. The reversal of 1401034401421 is 1241044301041.

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 1401034401421 - 2³ = 1401034401413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401034401121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22974285 + ... + 23035186.

It is an arithmetic number, because the mean of its divisors is an integer number (180081073408).

Almost surely, 2^{1401034401421} is an apocalyptic number.

It is an amenable number.

1401034401421 is a deficient number, since it is larger than the sum of its proper divisors (39614185843).

1401034401421 is an equidigital number, since it uses as much as digits as its factorization.

1401034401421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46010331.

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

Adding to 1401034401421 its reverse (1241044301041), we get a palindrome (2642078702462).

The spelling of 1401034401421 in words is "one trillion, four hundred one billion, thirty-four million, four hundred one thousand, four hundred twenty-one".