1214402011 has 2 divisors, whose sum is σ = 1214402012. Its totient is φ = 1214402010.

The previous prime is 1214402009. The next prime is 1214402017. The reversal of 1214402011 is 1102044121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1214402011 - 2¹ = 1214402009 is a prime.

Together with 1214402009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1214402017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607201005 + 607201006.

It is an arithmetic number, because the mean of its divisors is an integer number (607201006).

Almost surely, 2^1214402011 is an apocalyptic number.

1214402011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214402011 is an equidigital number, since it uses as much as digits as its factorization.

1214402011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1214402011 is about 34848.2712770662. The cubic root of 1214402011 is about 1066.8929022842.

Adding to 1214402011 its reverse (1102044121), we get a palindrome (2316446132).

It can be divided in two parts, 1214 and 402011, that added together give a square (403225 = 635²).

The spelling of 1214402011 in words is "one billion, two hundred fourteen million, four hundred two thousand, eleven".