1301401321 has 16 divisors (see below), whose sum is σ = 1454872320. Its totient is φ = 1153872720.

The previous prime is 1301401319. The next prime is 1301401331. The reversal of 1301401321 is 1231041031.

It is not a de Polignac number, because 1301401321 - 2¹ = 1301401319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301401295 and 1301401304.

It is not an unprimeable number, because it can be changed into a prime (1301401331) 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 15 ways as a sum of consecutive naturals, for example, 404706 + ... + 407908.

It is an arithmetic number, because the mean of its divisors is an integer number (90929520).

Almost surely, 2^1301401321 is an apocalyptic number.

1301401321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1301401321 is a deficient number, since it is larger than the sum of its proper divisors (153470999).

1301401321 is a wasteful number, since it uses less digits than its factorization.

1301401321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1301401321 is about 36074.9403464510. The cubic root of 1301401321 is about 1091.7848939751.

Adding to 1301401321 its reverse (1231041031), we get a palindrome (2532442352).

The spelling of 1301401321 in words is "one billion, three hundred one million, four hundred one thousand, three hundred twenty-one".