7350475681 has 2 divisors, whose sum is σ = 7350475682. Its totient is φ = 7350475680.

The previous prime is 7350475667. The next prime is 7350475753. The reversal of 7350475681 is 1865740537.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3796408225 + 3554067456 = 61615^2 + 59616^2 .

It is an emirp because it is prime and its reverse (1865740537) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7350475681 - 2¹¹ = 7350473633 is a prime.

It is a super-2 number, since 2×7350475681² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7350475621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3675237840 + 3675237841.

It is an arithmetic number, because the mean of its divisors is an integer number (3675237841).

Almost surely, 2^7350475681 is an apocalyptic number.

It is an amenable number.

7350475681 is a deficient number, since it is larger than the sum of its proper divisors (1).

7350475681 is an equidigital number, since it uses as much as digits as its factorization.

7350475681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 46.

The square root of 7350475681 is about 85734.9151804561. The cubic root of 7350475681 is about 1944.3382280845.

The spelling of 7350475681 in words is "seven billion, three hundred fifty million, four hundred seventy-five thousand, six hundred eighty-one".