7540558133 has 2 divisors, whose sum is σ = 7540558134. Its totient is φ = 7540558132.

The previous prime is 7540558087. The next prime is 7540558183. The reversal of 7540558133 is 3318550457.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4924951684 + 2615606449 = 70178^2 + 51143^2 .

It is a cyclic number.

It is not a de Polignac number, because 7540558133 - 2¹² = 7540554037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7540558183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3770279066 + 3770279067.

It is an arithmetic number, because the mean of its divisors is an integer number (3770279067).

Almost surely, 2^7540558133 is an apocalyptic number.

It is an amenable number.

7540558133 is a deficient number, since it is larger than the sum of its proper divisors (1).

7540558133 is an equidigital number, since it uses as much as digits as its factorization.

7540558133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 7540558133 is about 86836.3871484760. The cubic root of 7540558133 is about 1960.9559175959.

The spelling of 7540558133 in words is "seven billion, five hundred forty million, five hundred fifty-eight thousand, one hundred thirty-three".