51367741 has 2 divisors, whose sum is σ = 51367742. Its totient is φ = 51367740.

The previous prime is 51367733. The next prime is 51367751. The reversal of 51367741 is 14776315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39012516 + 12355225 = 6246^2 + 3515^2 .

It is a cyclic number.

It is not a de Polignac number, because 51367741 - 2³ = 51367733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51367697 and 51367706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51367751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25683870 + 25683871.

It is an arithmetic number, because the mean of its divisors is an integer number (25683871).

Almost surely, 2^51367741 is an apocalyptic number.

It is an amenable number.

51367741 is a deficient number, since it is larger than the sum of its proper divisors (1).

51367741 is an equidigital number, since it uses as much as digits as its factorization.

51367741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 34.

The square root of 51367741 is about 7167.1292021283. The cubic root of 51367741 is about 371.7321775393.

The spelling of 51367741 in words is "fifty-one million, three hundred sixty-seven thousand, seven hundred forty-one".