51641713 has 2 divisors, whose sum is σ = 51641714. Its totient is φ = 51641712.

The previous prime is 51641683. The next prime is 51641719. The reversal of 51641713 is 31714615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39025009 + 12616704 = 6247^2 + 3552^2 .

It is a cyclic number.

It is not a de Polignac number, because 51641713 - 2¹³ = 51633521 is a prime.

It is not a weakly prime, because it can be changed into another prime (51641719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25820856 + 25820857.

It is an arithmetic number, because the mean of its divisors is an integer number (25820857).

Almost surely, 2^51641713 is an apocalyptic number.

It is an amenable number.

51641713 is a deficient number, since it is larger than the sum of its proper divisors (1).

51641713 is an equidigital number, since it uses as much as digits as its factorization.

51641713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 51641713 is about 7186.2168767718. The cubic root of 51641713 is about 372.3918891100.

The spelling of 51641713 in words is "fifty-one million, six hundred forty-one thousand, seven hundred thirteen".