1403301421421 has 8 divisors (see below), whose sum is σ = 1416084034464. Its totient is φ = 1390550178160.

The previous prime is 1403301421369. The next prime is 1403301421427. The reversal of 1403301421421 is 1241241033041.

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 1403301421421 - 2¹⁰ = 1403301420397 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 (1403301421427) 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, 7752566 + ... + 7931511.

It is an arithmetic number, because the mean of its divisors is an integer number (177010504308).

Almost surely, 2^{1403301421421} is an apocalyptic number.

It is an amenable number.

1403301421421 is a deficient number, since it is larger than the sum of its proper divisors (12782613043).

1403301421421 is a wasteful number, since it uses less digits than its factorization.

1403301421421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15684891.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1403301421421 its reverse (1241241033041), we get a palindrome (2644542454462).

The spelling of 1403301421421 in words is "one trillion, four hundred three billion, three hundred one million, four hundred twenty-one thousand, four hundred twenty-one".