51116057 has 2 divisors, whose sum is σ = 51116058. Its totient is φ = 51116056.

The previous prime is 51116047. The next prime is 51116071. The reversal of 51116057 is 75061115.

51116057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39137536 + 11978521 = 6256^2 + 3461^2 .

It is a cyclic number.

It is not a de Polignac number, because 51116057 - 2⁴ = 51116041 is a prime.

It is a super-2 number, since 2×51116057² = 5225702566454498, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51116017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25558028 + 25558029.

It is an arithmetic number, because the mean of its divisors is an integer number (25558029).

Almost surely, 2^51116057 is an apocalyptic number.

It is an amenable number.

51116057 is a deficient number, since it is larger than the sum of its proper divisors (1).

51116057 is an equidigital number, since it uses as much as digits as its factorization.

51116057 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 26.

The square root of 51116057 is about 7149.5494263625. The cubic root of 51116057 is about 371.1240639706.

The spelling of 51116057 in words is "fifty-one million, one hundred sixteen thousand, fifty-seven".