1401244211 has 2 divisors, whose sum is σ = 1401244212. Its totient is φ = 1401244210.

The previous prime is 1401244199. The next prime is 1401244217. The reversal of 1401244211 is 1124421041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401244211 - 2⁶ = 1401244147 is a prime.

It is a super-2 number, since 2×1401244211² = 3926970677722025042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1401244217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700622105 + 700622106.

It is an arithmetic number, because the mean of its divisors is an integer number (700622106).

Almost surely, 2^1401244211 is an apocalyptic number.

1401244211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401244211 is an equidigital number, since it uses as much as digits as its factorization.

1401244211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1401244211 is about 37433.1966441553. The cubic root of 1401244211 is about 1119.0202451666.

Adding to 1401244211 its reverse (1124421041), we get a palindrome (2525665252).

The spelling of 1401244211 in words is "one billion, four hundred one million, two hundred forty-four thousand, two hundred eleven".