57535109 has 2 divisors, whose sum is σ = 57535110. Its totient is φ = 57535108.

The previous prime is 57535103. The next prime is 57535141. The reversal of 57535109 is 90153575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53217025 + 4318084 = 7295^2 + 2078^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57535109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57535103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28767554 + 28767555.

It is an arithmetic number, because the mean of its divisors is an integer number (28767555).

Almost surely, 2^57535109 is an apocalyptic number.

It is an amenable number.

57535109 is a deficient number, since it is larger than the sum of its proper divisors (1).

57535109 is an equidigital number, since it uses as much as digits as its factorization.

57535109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 57535109 is about 7585.1901096808. The cubic root of 57535109 is about 386.0506725605.

The spelling of 57535109 in words is "fifty-seven million, five hundred thirty-five thousand, one hundred nine".