51106057 has 2 divisors, whose sum is σ = 51106058. Its totient is φ = 51106056.

The previous prime is 51106051. The next prime is 51106079. The reversal of 51106057 is 75060115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43837641 + 7268416 = 6621^2 + 2696^2 .

It is a cyclic number.

It is not a de Polignac number, because 51106057 - 2¹⁵ = 51073289 is a prime.

It is a super-2 number, since 2×51106057² = 5223658124174498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51106051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25553028 + 25553029.

It is an arithmetic number, because the mean of its divisors is an integer number (25553029).

Almost surely, 2^51106057 is an apocalyptic number.

It is an amenable number.

51106057 is a deficient number, since it is larger than the sum of its proper divisors (1).

51106057 is an equidigital number, since it uses as much as digits as its factorization.

51106057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 51106057 is about 7148.8500473852. The cubic root of 51106057 is about 371.0998609909.

The spelling of 51106057 in words is "fifty-one million, one hundred six thousand, fifty-seven".