1404212311 has 2 divisors, whose sum is σ = 1404212312.
Its totient is φ = 1404212310.
The previous prime is 1404212297. The next prime is 1404212317. The reversal of 1404212311 is 1132124041.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1404212311 - 223 = 1395823703 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1404212317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702106155 + 702106156.
It is an arithmetic number, because the mean of its divisors is an integer number (702106156).
Almost surely, 21404212311 is an apocalyptic number.
1404212311 is a deficient number, since it is larger than the sum of its proper divisors (1).
1404212311 is an equidigital number, since it uses as much as digits as its factorization.
1404212311 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 1404212311 is about 37472.8209640000.
The cubic root of 1404212311 is about 1119.8097867343.
Adding to 1404212311 its reverse (1132124041), we get a palindrome (2536336352).
The spelling of 1404212311 in words is "one billion, four hundred four million, two hundred twelve thousand, three hundred eleven".