68570053 has 2 divisors, whose sum is σ = 68570054. Its totient is φ = 68570052.

The previous prime is 68570017. The next prime is 68570093. The reversal of 68570053 is 35007586.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67125249 + 1444804 = 8193^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 68570053 - 2⁹ = 68569541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68570093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34285026 + 34285027.

It is an arithmetic number, because the mean of its divisors is an integer number (34285027).

Almost surely, 2^68570053 is an apocalyptic number.

It is an amenable number.

68570053 is a deficient number, since it is larger than the sum of its proper divisors (1).

68570053 is an equidigital number, since it uses as much as digits as its factorization.

68570053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 68570053 is about 8280.7036536758. The cubic root of 68570053 is about 409.3029062720.

The spelling of 68570053 in words is "sixty-eight million, five hundred seventy thousand, fifty-three".