1341231211 has 4 divisors (see below), whose sum is σ = 1341685624. Its totient is φ = 1340776800.

The previous prime is 1341231209. The next prime is 1341231257. The reversal of 1341231211 is 1121321431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1341231211 - 2¹ = 1341231209 is a prime.

It is a super-2 number, since 2×1341231211² = 3597802322721053042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341231271) 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 3 ways as a sum of consecutive naturals, for example, 222750 + ... + 228691.

It is an arithmetic number, because the mean of its divisors is an integer number (335421406).

Almost surely, 2^1341231211 is an apocalyptic number.

1341231211 is a deficient number, since it is larger than the sum of its proper divisors (454413).

1341231211 is an equidigital number, since it uses as much as digits as its factorization.

1341231211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454412.

The product of its digits is 144, while the sum is 19.

The square root of 1341231211 is about 36622.8236349957. The cubic root of 1341231211 is about 1102.8113242658.

Adding to 1341231211 its reverse (1121321431), we get a palindrome (2462552642).

The spelling of 1341231211 in words is "one billion, three hundred forty-one million, two hundred thirty-one thousand, two hundred eleven".