51882101 has 2 divisors, whose sum is σ = 51882102. Its totient is φ = 51882100.

The previous prime is 51882023. The next prime is 51882119. The reversal of 51882101 is 10128815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44209201 + 7672900 = 6649^2 + 2770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51882101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51882121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25941050 + 25941051.

It is an arithmetic number, because the mean of its divisors is an integer number (25941051).

Almost surely, 2^51882101 is an apocalyptic number.

It is an amenable number.

51882101 is a deficient number, since it is larger than the sum of its proper divisors (1).

51882101 is an equidigital number, since it uses as much as digits as its factorization.

51882101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 51882101 is about 7202.9230871918. The cubic root of 51882101 is about 372.9688129042.

The spelling of 51882101 in words is "fifty-one million, eight hundred eighty-two thousand, one hundred one".