57393653 has 2 divisors, whose sum is σ = 57393654. Its totient is φ = 57393652.

The previous prime is 57393643. The next prime is 57393709. The reversal of 57393653 is 35639375.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40934404 + 16459249 = 6398^2 + 4057^2 .

It is a cyclic number.

It is not a de Polignac number, because 57393653 - 2⁸ = 57393397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57393653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57393643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28696826 + 28696827.

It is an arithmetic number, because the mean of its divisors is an integer number (28696827).

Almost surely, 2^57393653 is an apocalyptic number.

It is an amenable number.

57393653 is a deficient number, since it is larger than the sum of its proper divisors (1).

57393653 is an equidigital number, since it uses as much as digits as its factorization.

57393653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 41.

The square root of 57393653 is about 7575.8598851880. The cubic root of 57393653 is about 385.7340311206.

The spelling of 57393653 in words is "fifty-seven million, three hundred ninety-three thousand, six hundred fifty-three".