1211034051 has 8 divisors (see below), whose sum is σ = 1794124560. Its totient is φ = 807356016.

The previous prime is 1211034031. The next prime is 1211034061. The reversal of 1211034051 is 1504301121.

It is not a de Polignac number, because 1211034051 - 2²² = 1206839747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1211034001) 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, 22426530 + ... + 22426583.

It is an arithmetic number, because the mean of its divisors is an integer number (224265570).

Almost surely, 2^1211034051 is an apocalyptic number.

1211034051 is a deficient number, since it is larger than the sum of its proper divisors (583090509).

1211034051 is an equidigital number, since it uses as much as digits as its factorization.

1211034051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44853122 (or 44853116 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1211034051 is about 34799.9145257571. The cubic root of 1211034051 is about 1065.9057004914.

Adding to 1211034051 its reverse (1504301121), we get a palindrome (2715335172).

The spelling of 1211034051 in words is "one billion, two hundred eleven million, thirty-four thousand, fifty-one".