51214741 has 2 divisors, whose sum is σ = 51214742. Its totient is φ = 51214740.

The previous prime is 51214717. The next prime is 51214753. The reversal of 51214741 is 14741215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50112241 + 1102500 = 7079^2 + 1050^2 .

It is a cyclic number.

It is not a de Polignac number, because 51214741 - 2⁷ = 51214613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51214711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25607370 + 25607371.

It is an arithmetic number, because the mean of its divisors is an integer number (25607371).

Almost surely, 2^51214741 is an apocalyptic number.

It is an amenable number.

51214741 is a deficient number, since it is larger than the sum of its proper divisors (1).

51214741 is an equidigital number, since it uses as much as digits as its factorization.

51214741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 25.

The square root of 51214741 is about 7156.4475125582. The cubic root of 51214741 is about 371.3627395513.

Adding to 51214741 its reverse (14741215), we get a palindrome (65955956).

The spelling of 51214741 in words is "fifty-one million, two hundred fourteen thousand, seven hundred forty-one".