75052145053 has 2 divisors, whose sum is σ = 75052145054. Its totient is φ = 75052145052.

The previous prime is 75052145027. The next prime is 75052145093. The reversal of 75052145053 is 35054125057.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70563547044 + 4488598009 = 265638^2 + 66997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75052145053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75052145093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37526072526 + 37526072527.

It is an arithmetic number, because the mean of its divisors is an integer number (37526072527).

Almost surely, 2^75052145053 is an apocalyptic number.

It is an amenable number.

75052145053 is a deficient number, since it is larger than the sum of its proper divisors (1).

75052145053 is an equidigital number, since it uses as much as digits as its factorization.

75052145053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105000, while the sum is 37.

The spelling of 75052145053 in words is "seventy-five billion, fifty-two million, one hundred forty-five thousand, fifty-three".