1211341033 has 8 divisors (see below), whose sum is σ = 1388314368. Its totient is φ = 1035348864.

The previous prime is 1211341007. The next prime is 1211341037. The reversal of 1211341033 is 3301431121.

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 1211341033 - 2²⁵ = 1177786601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1211341033.

It is not an unprimeable number, because it can be changed into a prime (1211341037) 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, 242641 + ... + 247582.

It is an arithmetic number, because the mean of its divisors is an integer number (173539296).

Almost surely, 2^1211341033 is an apocalyptic number.

It is an amenable number.

1211341033 is a deficient number, since it is larger than the sum of its proper divisors (176973335).

1211341033 is an equidigital number, since it uses as much as digits as its factorization.

1211341033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490583.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1211341033 is about 34804.3249180328. The cubic root of 1211341033 is about 1065.9957574746.

Adding to 1211341033 its reverse (3301431121), we get a palindrome (4512772154).

The spelling of 1211341033 in words is "one billion, two hundred eleven million, three hundred forty-one thousand, thirty-three".