51400411 has 2 divisors, whose sum is σ = 51400412. Its totient is φ = 51400410.

The previous prime is 51400361. The next prime is 51400421. The reversal of 51400411 is 11400415.

51400411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51400411 - 2⁹ = 51399899 is a prime.

It is not a weakly prime, because it can be changed into another prime (51400421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25700205 + 25700206.

It is an arithmetic number, because the mean of its divisors is an integer number (25700206).

Almost surely, 2^51400411 is an apocalyptic number.

51400411 is a deficient number, since it is larger than the sum of its proper divisors (1).

51400411 is an equidigital number, since it uses as much as digits as its factorization.

51400411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 51400411 is about 7169.4079950858. The cubic root of 51400411 is about 371.8109683411.

Adding to 51400411 its reverse (11400415), we get a palindrome (62800826).

The spelling of 51400411 in words is "fifty-one million, four hundred thousand, four hundred eleven".