1411320021 has 8 divisors (see below), whose sum is σ = 1881957120. Its totient is φ = 940781472.

The previous prime is 1411320013. The next prime is 1411320041. The reversal of 1411320021 is 1200231141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1411320021 - 2³ = 1411320013 is a prime.

It is a super-3 number, since 3×1411320021³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1411320041) 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, 20700 + ... + 57018.

It is an arithmetic number, because the mean of its divisors is an integer number (235244640).

Almost surely, 2^1411320021 is an apocalyptic number.

It is an amenable number.

1411320021 is a deficient number, since it is larger than the sum of its proper divisors (470637099).

1411320021 is a wasteful number, since it uses less digits than its factorization.

1411320021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49275.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1411320021 is about 37567.5394589531. The cubic root of 1411320021 is about 1121.6959905060.

Adding to 1411320021 its reverse (1200231141), we get a palindrome (2611551162).

The spelling of 1411320021 in words is "one billion, four hundred eleven million, three hundred twenty thousand, twenty-one".