51416611 has 2 divisors, whose sum is σ = 51416612. Its totient is φ = 51416610.

The previous prime is 51416593. The next prime is 51416633. The reversal of 51416611 is 11661415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51416611 - 2²⁵ = 17862179 is a prime.

It is not a weakly prime, because it can be changed into another prime (51416711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25708305 + 25708306.

It is an arithmetic number, because the mean of its divisors is an integer number (25708306).

Almost surely, 2^51416611 is an apocalyptic number.

51416611 is a deficient number, since it is larger than the sum of its proper divisors (1).

51416611 is an equidigital number, since it uses as much as digits as its factorization.

51416611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 25.

The square root of 51416611 is about 7170.5377064764. The cubic root of 51416611 is about 371.8500257785.

The spelling of 51416611 in words is "fifty-one million, four hundred sixteen thousand, six hundred eleven".