7540617341 has 2 divisors, whose sum is σ = 7540617342. Its totient is φ = 7540617340.

The previous prime is 7540617311. The next prime is 7540617391. The reversal of 7540617341 is 1437160457.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7017580441 + 523036900 = 83771^2 + 22870^2 .

It is a cyclic number.

It is not a de Polignac number, because 7540617341 - 2¹⁸ = 7540355197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7540617295 and 7540617304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7540617311) 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, 3770308670 + 3770308671.

It is an arithmetic number, because the mean of its divisors is an integer number (3770308671).

Almost surely, 2^7540617341 is an apocalyptic number.

It is an amenable number.

7540617341 is a deficient number, since it is larger than the sum of its proper divisors (1).

7540617341 is an equidigital number, since it uses as much as digits as its factorization.

7540617341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 7540617341 is about 86836.7280647999. The cubic root of 7540617341 is about 1960.9610500177.

Adding to 7540617341 its reverse (1437160457), we get a palindrome (8977777798).

The spelling of 7540617341 in words is "seven billion, five hundred forty million, six hundred seventeen thousand, three hundred forty-one".