57703973 has 2 divisors, whose sum is σ = 57703974. Its totient is φ = 57703972.

The previous prime is 57703963. The next prime is 57703981. The reversal of 57703973 is 37930775.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48205249 + 9498724 = 6943^2 + 3082^2 .

It is a cyclic number.

It is not a de Polignac number, because 57703973 - 2⁴ = 57703957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57703973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57703963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28851986 + 28851987.

It is an arithmetic number, because the mean of its divisors is an integer number (28851987).

Almost surely, 2^57703973 is an apocalyptic number.

It is an amenable number.

57703973 is a deficient number, since it is larger than the sum of its proper divisors (1).

57703973 is an equidigital number, since it uses as much as digits as its factorization.

57703973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138915, while the sum is 41.

The square root of 57703973 is about 7596.3131188755. The cubic root of 57703973 is about 386.4279864515.

The spelling of 57703973 in words is "fifty-seven million, seven hundred three thousand, nine hundred seventy-three".