1401340211 has 8 divisors (see below), whose sum is σ = 1442266560. Its totient is φ = 1360986472.

The previous prime is 1401340181. The next prime is 1401340223. The reversal of 1401340211 is 1120431041.

It is a happy number.

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 1401340211 - 2¹⁰ = 1401339187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401340211.

It is not an unprimeable number, because it can be changed into a prime (1401340261) 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, 138185 + ... + 147978.

It is an arithmetic number, because the mean of its divisors is an integer number (180283320).

Almost surely, 2^1401340211 is an apocalyptic number.

1401340211 is a deficient number, since it is larger than the sum of its proper divisors (40926349).

1401340211 is an equidigital number, since it uses as much as digits as its factorization.

1401340211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286305.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1401340211 is about 37434.4789064841. The cubic root of 1401340211 is about 1119.0457994774.

Adding to 1401340211 its reverse (1120431041), we get a palindrome (2521771252).

The spelling of 1401340211 in words is "one billion, four hundred one million, three hundred forty thousand, two hundred eleven".