1213850411 has 2 divisors, whose sum is σ = 1213850412. Its totient is φ = 1213850410.

The previous prime is 1213850401. The next prime is 1213850423. The reversal of 1213850411 is 1140583121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213850411 - 2⁶ = 1213850347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1213850401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606925205 + 606925206.

It is an arithmetic number, because the mean of its divisors is an integer number (606925206).

Almost surely, 2^1213850411 is an apocalyptic number.

1213850411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213850411 is an equidigital number, since it uses as much as digits as its factorization.

1213850411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 1213850411 is about 34840.3560687890. The cubic root of 1213850411 is about 1066.7313447869.

The spelling of 1213850411 in words is "one billion, two hundred thirteen million, eight hundred fifty thousand, four hundred eleven".