57923751121 has 2 divisors, whose sum is σ = 57923751122. Its totient is φ = 57923751120.

The previous prime is 57923751107. The next prime is 57923751157. The reversal of 57923751121 is 12115732975.

57923751121 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., 55089253521 + 2834497600 = 234711^2 + 53240^2 .

It is a cyclic number.

It is not a de Polignac number, because 57923751121 - 2¹¹ = 57923749073 is a prime.

It is not a weakly prime, because it can be changed into another prime (57923751161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28961875560 + 28961875561.

It is an arithmetic number, because the mean of its divisors is an integer number (28961875561).

Almost surely, 2^57923751121 is an apocalyptic number.

It is an amenable number.

57923751121 is a deficient number, since it is larger than the sum of its proper divisors (1).

57923751121 is an equidigital number, since it uses as much as digits as its factorization.

57923751121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 132300, while the sum is 43.

The spelling of 57923751121 in words is "fifty-seven billion, nine hundred twenty-three million, seven hundred fifty-one thousand, one hundred twenty-one".