1211074113 has 8 divisors (see below), whose sum is σ = 1654150176. Its totient is φ = 787690400.

The previous prime is 1211074099. The next prime is 1211074141. The reversal of 1211074113 is 3114701121.

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 1211074113 - 2⁴ = 1211074097 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1211074113.

It is not an unprimeable number, because it can be changed into a prime (1211074153) 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, 4922943 + ... + 4923188.

It is an arithmetic number, because the mean of its divisors is an integer number (206768772).

Almost surely, 2^1211074113 is an apocalyptic number.

It is an amenable number.

1211074113 is a deficient number, since it is larger than the sum of its proper divisors (443076063).

1211074113 is an equidigital number, since it uses as much as digits as its factorization.

1211074113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9846175.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 1211074113 is about 34800.4901258589. The cubic root of 1211074113 is about 1065.9174540402.

Adding to 1211074113 its reverse (3114701121), we get a palindrome (4325775234).

The spelling of 1211074113 in words is "one billion, two hundred eleven million, seventy-four thousand, one hundred thirteen".