1321141401 has 16 divisors (see below), whose sum is σ = 2004985920. Its totient is φ = 859278240.

The previous prime is 1321141397. The next prime is 1321141403. The reversal of 1321141401 is 1041411231.

1321141401 is a `hidden beast` number, since 13 + 211 + 41 + 401 = 666.

1321141401 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1321141401 - 2² = 1321141397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1321141403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595615 + ... + 597828.

It is an arithmetic number, because the mean of its divisors is an integer number (125311620).

Almost surely, 2^1321141401 is an apocalyptic number.

It is an amenable number.

1321141401 is a deficient number, since it is larger than the sum of its proper divisors (683844519).

1321141401 is a wasteful number, since it uses less digits than its factorization.

1321141401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193493 (or 1193487 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1321141401 is about 36347.5088692471. The cubic root of 1321141401 is about 1097.2773993809.

Adding to 1321141401 its reverse (1041411231), we get a palindrome (2362552632).

The spelling of 1321141401 in words is "one billion, three hundred twenty-one million, one hundred forty-one thousand, four hundred one".