1001321411 has 6 divisors (see below), whose sum is σ = 1004114412. Its totient is φ = 998536140.

The previous prime is 1001321381. The next prime is 1001321429. The reversal of 1001321411 is 1141231001.

It is not a de Polignac number, because 1001321411 - 2¹⁴ = 1001305027 is a prime.

It is a super-4 number, since 4×1001321411⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001321441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140156 + ... + 147126.

It is an arithmetic number, because the mean of its divisors is an integer number (167352402).

Almost surely, 2^1001321411 is an apocalyptic number.

1001321411 is a deficient number, since it is larger than the sum of its proper divisors (2793001).

1001321411 is an frugal number, since it uses more digits than its factorization.

1001321411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7729 (or 7350 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1001321411 is about 31643.6630464932. The cubic root of 1001321411 is about 1000.4402764615.

Adding to 1001321411 its reverse (1141231001), we get a palindrome (2142552412).

The spelling of 1001321411 in words is "one billion, one million, three hundred twenty-one thousand, four hundred eleven".