57694453 has 2 divisors, whose sum is σ = 57694454. Its totient is φ = 57694452.

The previous prime is 57694423. The next prime is 57694457. The reversal of 57694453 is 35449675.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57653649 + 40804 = 7593^2 + 202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57694453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57694457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28847226 + 28847227.

It is an arithmetic number, because the mean of its divisors is an integer number (28847227).

Almost surely, 2^57694453 is an apocalyptic number.

It is an amenable number.

57694453 is a deficient number, since it is larger than the sum of its proper divisors (1).

57694453 is an equidigital number, since it uses as much as digits as its factorization.

57694453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 57694453 is about 7595.6864732557. The cubic root of 57694453 is about 386.4067343229.

The spelling of 57694453 in words is "fifty-seven million, six hundred ninety-four thousand, four hundred fifty-three".