51763871 has 2 divisors, whose sum is σ = 51763872. Its totient is φ = 51763870.

The previous prime is 51763837. The next prime is 51763879. The reversal of 51763871 is 17836715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51763871 - 2¹⁸ = 51501727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51763879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25881935 + 25881936.

It is an arithmetic number, because the mean of its divisors is an integer number (25881936).

Almost surely, 2^51763871 is an apocalyptic number.

51763871 is a deficient number, since it is larger than the sum of its proper divisors (1).

51763871 is an equidigital number, since it uses as much as digits as its factorization.

51763871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 38.

The square root of 51763871 is about 7194.7113215194. The cubic root of 51763871 is about 372.6852877573.

The spelling of 51763871 in words is "fifty-one million, seven hundred sixty-three thousand, eight hundred seventy-one".