57051853 has 2 divisors, whose sum is σ = 57051854. Its totient is φ = 57051852.

The previous prime is 57051833. The next prime is 57051859. The reversal of 57051853 is 35815075.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50098084 + 6953769 = 7078^2 + 2637^2 .

It is a cyclic number.

It is not a de Polignac number, because 57051853 - 2⁵ = 57051821 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57051859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28525926 + 28525927.

It is an arithmetic number, because the mean of its divisors is an integer number (28525927).

Almost surely, 2^57051853 is an apocalyptic number.

It is an amenable number.

57051853 is a deficient number, since it is larger than the sum of its proper divisors (1).

57051853 is an equidigital number, since it uses as much as digits as its factorization.

57051853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 57051853 is about 7553.2677034513. The cubic root of 57051853 is about 384.9667773660.

The spelling of 57051853 in words is "fifty-seven million, fifty-one thousand, eight hundred fifty-three".